Mark earns $8 per hour at a store.
Part A: Write an equation for this situation.
Part B: Create a table. Use h for hours worked and p for pay in dollars.
Part C: What part of your rule shows the number of hours Mark worked?
Part D: One week Mark earned $168. How many hours did he work that week?
Part E: Explain whether or not the equation is a direct variation.

Answers

Answer 1

p=8h is the equation.This part is represented in tabular form.The coefficient of h. Mark worked 21 hours that week.Yes, the equation is a direct variation.

What is an equation?

An equation is a statement that shows the equality of two expressions. It typically contains one or more variables and may involve mathematical operations such as addition, subtraction, multiplication, and division. Equations are commonly used in mathematics, science, and engineering to model real-world situations and solve problems.

Define direct variation?

Direct variation is a mathematical relationship between two variables, where a change in one variable results in a proportional change in the other variable. In other words, if two variables are in direct variation, when one variable increases, the other variable increases as well, and when one variable decreases, the other variable decreases as well, in a constant ratio.

Part A: The equation for this situation is p = 8h, where p represents the pay in dollars and h represents the number of hours worked.

Part B:

| Worked (hrs) | Pay (p) |

|------------------|---------|

| 1                | 8       |

| 2                | 16      |

| 3                | 24      |

| 4                | 32      |

| 5                | 40      |

| 6                | 48      |

and so on.

Part C: The coefficient of h, which is 8, shows the number of hours Mark worked.

Part D: We can use the equation p = 8h and substitute p = 168 to find the number of hours Mark worked.

168 = 8h

h = 21

Therefore, Mark worked 21 hours that week.

Part E: Yes, the equation is a direct variation because the pay (p) is directly proportional to the number of hours worked (h) and the constant of variation is 8.

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Related Questions

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1. Decide if each quadrilateral is a paranciogram. Explain
1 Pt
105
DOOOO
B
A
75
DE
1 Pt
OO
A B
4/7 -
11
65°
E
1 Pt.
For what value of x must the quadrilateral be a parallelogram?
A
O
B
с D E
A. Yes the quadrialateral is a parallelogram, because consecutive angle are supplementary.
B. Yes the quadrialateral is a parallelogram, because one pair of opposites sides is both
parallel and congruent
C. Yes the quadrialateral is a parallelogram, because opposite angles are congruent.
D. Yes the quadrialateral is a parallelogram, because diagonals bisect each other.
E. No we do not have enough information to prove this is a parallelogram.
IF YOU CAN HELP WITH SCHOOL FOR $ PLEASE ASK FOR MY CONTACT IN COMMENTS

Answers

For all given Quadrilaterals none has enough information provided in the problem to definitively say - if they are a parallelogram.Hence, option E is correct for all.

How to determine if Quadrilateral is a parallelogram?

If a quadrilateral is a parallelogram, it satisfies the following properties:

Opposite sides are parallel.Opposite sides are equal in length.Opposite angles are equal.Diagonals bisect each other.

It is important to note that in order to definitively conclude that a quadrilateral is a parallelogram, all four properties must be satisfied. If only one or some of the properties are met, it does not necessarily guarantee that the quadrilateral is a parallelogram.

Figure 1-: Adjacent angles are 105 and 75 degrees, which satify the condition of opposite angles being equal but except this no other information is provided, Hence, we don't have enough information to say figure 1 is a parallelogram.

Figure 2-: Diagonals bisect each other and make angle 65 degree with each other. Given that Diagonal 1 bisects Diagonal 2 and the opposite sides of the quadrilateral are equal, by using SAS criterion, the congruency of triangles formed by the diagonals can be derived to say that the opposite angles of the quadrilateral are also equal . However, we still need more information about parallelism of sides to definitively say given quadrilateral is a parallelogram.

Figure 3-: One pair of opposite side is equal in length ,while other pair of line is parallel to each other.This information is insufficient to determine if given quadrilateral is a parallelogram.

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A can contains

15/16 pounds of vegetables. One serving of these vegetables weights

pound.

​What is the total number of servings of vegetables in the can?

Answers

As  portion of the vegetables weights 1/4 pound and totals **15/16 pounds , the can has **3 and 3/4 servings** of veggies.

What does pound and weight mean?

A pound is a unit of weight or mass measurement. The Latin word "libra," which means "weight" or "balance," denotes a measurement system employed in ancient Rome and which is equivalent to around 12 ounces.

Mass is the quantity of matter in a thing, whereas weight is the force of gravity acting on the object

Each portion of the vegetables weights 1/4 pound and totals **15/16 pounds** in the can. We must divide the can's overall weight by the weight of one serving to determine how many servings of veggies are included therein.

We thus have:

'''The can weighs 15/16 pounds in total.

Weight of one serving is one-fourth of a pound.

We divide the entire weight of the can by the weight of one serving to get how many servings are in it:

``` (15/16) ÷ (1/4) = (15/16) × (4/1)

= 60/16 = 3 3/4 ```

As a result, the can has **3 and 3/4 servings** of veggies.

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Find the three trigonometric ratios . If needed, reduce fractions.

Answers

The three trigonometric ratios are - sin A = 12/37, sin A = 12/37 and tan A = 12/35.

Explain about the trigonometric ratios:

There really are six trigonometric ratios used in trigonometry: sine, cosine, tangent, secant, and cotangent. The abbreviations for these ratios are sin, cos, tan, sec, cosec(or csc), and cot. Look at the below-displayed right-angled triangle. Any two of the three sides of such a right-angled triangle can be compared in terms of their relative angles using trigonometric ratios.

sine (angle) = opposite leg / hypotenuse.

sin A = CB/AC

sin A = 12/37

cosine (angle) = adjacent leg / hypotenuse

cos A = AB/AC

cos A = 35/37

tangent (angle) = sine (angle)/ cosine (angle)

tangent (angle)  = opposite leg / adjacent leg.

tan A = CB/AB

tan A = 12/35

Thus, the three trigonometric ratios are - sin A = 12/37, sin A = 12/37 and tan A = 12/35.

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the probability model for the number of heads observed when you flip a coin 4 times is below. what is the probability of observing less than 3 heads?

Answers

The probability of observing less than 3 heads is  0.6875 when you flip a coin four times.

Probability is a method that is used to find the number of events likely to occur. There are 3 types of probability which are Theoretical Probability, Experimental Probability, and Axiomatic Probability.

The formula used to find the probability is given as ;

P(E) = Number of Outcomes / Total Number of Outcomes.

We have to find the probability of observing less than 3 heads.

if the coin is tossed four times then the total number of outcomes is 16

Let X be the number of heads observed in 4 tosses of a coin, Then

the probability of getting x heads in 4 flips  is P ( X = x )

The probability of observing less than 3 heads is expressed as,

P ( X < 3 ).

P(X < 3) = P(X = 0) + P(X = 1) + P(X = 2)

= 1/16 + 4/16 + 6/16

= 11/16

= 0.6875

Therefore, the probability of observing less than 3 heads is 0.6875.

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in the chi square test of hypothesis, the null hypothesis states that the variables are select one: a. dependent b. independent c. causally related d. non-random

Answers

Option b is correct.

The null hypothesis in the chi-square test of hypothesis states that the two categorical variables under consideration are independent of each other, meaning that there is no relationship or association between them.

What is chi-square test of hypothesis? Explain more indetail?

In the chi-square test of hypothesis, the null hypothesis states that the variables under consideration are independent. That is, there is no relationship between the two variables being studied.

The chi-square test is a statistical method used to determine if two categorical variables are associated or independent. Categorical variables are those that take on values that are categories or labels.

For example, gender (male or female) or educational level (high school, college, graduate school) are categorical variables.

The chi-square test determines the expected frequency of each category based on the null hypothesis, which assumes independence between the two variables.

The observed frequency is then compared to the expected frequency, and if the difference is significant enough, it suggests that the null hypothesis should be rejected, and the two variables are considered to be associated or dependent.

Therefore, in summary, the null hypothesis in the chi-square test of hypothesis states that the two categorical variables under consideration are independent of each other, meaning that there is no relationship or association between them.

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A cruise ship travels 325 miles due east before turning 30° north of east. It travels 150 miles along its new course. How far is the cruise ship from its initial position?

1. 209 mi
2. 461 mi
3. 420 mi
4. 282 mi​​

Answers

As a result, the cruise ship has travelled roughly 443.92 miles of distance from its starting point.

Explain about the cosine rule:

This merely indicates that the cruise ship moved 325 miles east since it cruises 325 miles directly east. We can more clearly grasp what is happening if we draw a vertical line where he stops. I created the diagram I believe best illustrates this.

According to the diagram, we now need to determine h because it is the distance between our starting point and destination.

The supplement is 150 degrees because the outside angle is 30 degrees.

As a result, we can now use the cosine rule to find h.

x²  = 325² + 150² - 2(325)(150)cos(180 - 30)

x²  = 105625 + 22500 - 97500 cos(150)

x²  = 128125 - 97500 *(-0.707)

x²  = 128125 +68942.91

x²  = 197068

x = 443.92 miles.

As a result, the cruise ship has travelled roughly 443.92 miles from its starting point.

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What is the slope of the line?

-2

-1

1

2

Answers

Answer: positive 2

Step-by-step explanation:

The answer to their question is positive 2

A carpenter completed 1/12 of a project in 3/4 hours the complex fraction (1/12)/(3/4) can be used to determine the fraction of the project that the Carpenter completed per hour? 

Answers

Yes, you can use the complex fraction (1/12)/(3/4) to determine the fraction of the project that the carpenter completed per hour.

To simplify the complex fraction, you can use the reciprocal of the denominator to convert the division into multiplication:

(1/12) / (3/4) = (1/12) * (4/3)

Next, you can simplify the fraction by canceling out common factors:

(1/12) * (4/3) = (1 * 4) / (12 * 3) = 4/36

Finally, you can simplify the fraction by reducing it to the lowest terms:

3/48 = 1/9

Therefore, the carpenter completed 1/16 of the project per hour.

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identify a characteristic of change managers that an organization should consider when employing people.
Change managers are nonconformists who take risks.
Having a large number of conformist is effective for an organization.
Change managers are usually regarded as peacemakers who follow rules.
Having a large number of radical innovators is effective for an organization.

Answers

While hiring change managers, businesses should take into account their nonconformist, risk-taking nature.

To successfully implement organizational change efforts, change managers must question the status quo, take measured risks, and foster creativity. Organizational stability and routine tasks may be maintained more successfully with a large number of conformists, but change managers need a distinct skill set. They must be able to think creatively, try out novel concepts, and deal with ambiguity and uncertainty.

Option 3: Being seen as a rule-following peacemaker may be an asset in some situations, but it is not always necessary for a change manager. Similarly, having a lot of radical innovators (option 4) could backfire if there isn't a balance with other qualities and abilities crucial for effective change management.

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The complete question is:

identify a characteristic of change managers that an organization should consider when employing people.

→ Change managers are nonconformists who take risks.

→ Having a large number of conformist is effective for an organization.

→ Change managers are usually regarded as peacemakers who follow rules.

→ Having a large number of radical innovators is effective for an organization.

While hiring change managers, businesses should take into account their nonconformist, risk-taking nature.

To successfully implement organizational change efforts, change managers must question the status quo, take measured risks, and foster creativity. Organizational stability and routine tasks may be maintained more successfully with a large number of conformists, but change managers need a distinct skill set. They must be able to think creatively, try out novel concepts, and deal with ambiguity and uncertainty.

Option 3: Being seen as a rule-following peacemaker may be an asset in some situations, but it is not always necessary for a change manager. Similarly, having a lot of radical innovators (option 4) could backfire if there isn't a balance with other qualities and abilities crucial for effective change management.

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Gia made a garden stone shaped like a regular octagon with the dimensions shown. Find the area of the octagon.
5.5 in.
4.6 in

Answers

The area of the garden which is same as the shape of an octagon would be = 101.2in².

How to calculate the area of an octagon?

To calculate the area of an octagon the formula that can be used is given below;

Area of an octagon = (number of sides × length of one side × apothem)/2

For an octagon = 8 sides

apothem = 5.5in

Length of one side = 4.6in

Area = 8×4.6×5.5/2

= 202.4/2

= 101.2in²

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the teacher calculates the highest score as being 97 and the lowest score as being 75. what is the range?

Answers

Answer:

Step-by-step explanation:

if it's talking about between the numbers 75 to 97, then it's 22.

how to solve this equetion. a scientist used 786 millileters

Answers

The scientist used 0.786 liters of the liquid for the experiment.

Unit conversion:

Unit conversion is the process of converting a quantity expressed in one unit of measurement to an equivalent quantity expressed in a different unit of measurement.

To convert between different units of measurement, we need to use conversion factors, which relate to the two units.

In this case, the conversion factor is 1 liter = 1000 milliliters, which allows us to convert from milliliters to liters by dividing by 1000.

Here we have

A scientist used 786 millimeters  

To convert milliliters to liters, we need to divide by 1000 since there are 1000 milliliters in one liter.

So, to convert 786 milliliters to liters, we divide by 1000:

786 milliliters ÷ 1000 = 0.786 liters

Therefore,

The scientist used 0.786 liters of the liquid for the experiment.

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Complete Question:

A scientist used 786 milliliters of a liquid for an experiment. How many liters of the liquid did the scientist use for this experiment?

consider three branch prediction schemes: predict not taken, predict taken, and dynamic prediction. assume that the average predict accuracy of the dynamic predictor is 90%. which predictor is the best choice for a branch that is taken with 80% frequency?

Answers

For a branch that is taken with 80% frequency, the "predict taken" scheme is the best choice as it provides the highest accuracy of 80% compared to the "predict not taken" scheme (20%) and dynamic predictor with 90% accuracy (82%).

For a branch that is taken with 80% frequency, the "predict taken" scheme will be the best choice, as it will provide an accuracy of 80%. The "predict not taken" scheme would only provide an accuracy of 20%, while the dynamic predictor with 90% accuracy would provide an accuracy of 82% ((90% x 0.8) + (10% x 0.2)).

Thus, even though the dynamic predictor has a high average accuracy, it may not always be the best choice for specific branches. In this case, the "predict taken" scheme is the most suitable option, as it provides the highest accuracy for this particular branch.

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Graph y ≥ -x2 - 1.



Click on the graph until the correct graph appears.

Answers

Answer:

To graph this inequality, you can start by graphing the related function y = -x^2 - 1. This is a downward-facing parabola that opens downwards and has a vertex at (0, -1).

To graph the inequality y ≥ -x^2 - 1, you need to shade the region above the graph of the parabola. This is because any point above the parabola will have a y-coordinate that is greater than or equal to the corresponding y-coordinate on the parabola.

So, to graph the inequality, you can shade the region above the parabola. You can use a dotted line to represent the boundary of the inequality, since the inequality includes the possibility of equality (y = -x^2 - 1).

I hope this helps!

The diameter of a circle is 16ft. Find it’s area to the nearest whole number.

Answers

Answer:

The area of a circle is calculated using the formula A = πr^2, where r is the radius of the circle. Since the diameter is given, we can divide it by 2 to get the radius.

Given:

Diameter = 16 ft

Radius = Diameter / 2 = 16 / 2 = 8 ft

Now, we can plug in the value of the radius into the formula for area:

A = πr^2

A = π(8^2)

A = π(64)

A ≈ 200.96 (rounded to two decimal places)

Therefore, the area of the circle to the nearest whole number is 201 square feet.

PLS HELP
WHAT COULD BE THE LARGEST WHOLE NUMBER???

30 POINTSSSS

Answers

Answer: 6

Step-by-step explanation:

4 is 11 and 8

5 is 12 and 10

6 is 13 and 12

7 is 14 and 14

It needs to be larger so the answer is 6.

4 times the sum of a number and 4 is 8 less than 40

Answers

The unknown number is -8.

Define fraction

A fraction is an expression representing a subset of a whole. The numerator and the denominator, which are separated by a horizontal line, are expressed as a ratio. The denominator is the total number of equally sized components that make up the whole, whereas the numerator is the number of parts that are being taken into account.

Call the unidentified number "x" for now. The following equation may then be created from the provided sentence:

3(x + 4) = (1/2)x - 8

Now, we can solve for x by simplifying and rearranging the equation:

3x + 12 = (1/2)x - 8

dividing both sides by two to get rid of the fraction

6x + 24 = x - 16

Subtracting x from both sides:

5x + 24 = -16

Subtracting 24 from both sides:

5x = -40

Dividing both sides by 5:

x = -8

Therefore, the unknown number is -8.

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the complete question is:

Three times the sum of a number and 4 is 8 less than one-half the number. What is the number?

what is the effect of the interaction of the number of pages and cover type on cost? (round your answers to four decimal places.)

Answers

To determine the effect of the interaction of the number of pages and cover type on cost, a statistical analysis would need to be performed using data on the number of pages, cover type, and cost. The analysis would likely involve running a regression model that includes both the number of pages and cover type as predictor variables, as well as an interaction term between the two.


 To answer your question, the effect of the interaction between the number of pages and cover type on the cost can be determined through a step-by-step process:

1. Identify the base cost of each cover type (e.g., hardcover, paperback, etc.).
2. Determine the cost per additional page for each cover type.
3. Calculate the cost for a specific number of pages and cover type by adding the base cost and the cost of additional pages.

For example:
- Base cost for hardcover: $5.00
- Base cost for paperback: $3.00
- Cost per additional page for hardcover: $0.10
- Cost per additional page for paperback: $0.05

Now, let's say you want to find the cost of a 100-page hardcover book:

1. Start with the base cost of a hardcover: $5.00
2. Multiply the number of pages (100) by the cost per additional page for hardcover ($0.10): 100 * $0.10 = $10.00
3. Add the base cost and the cost of additional pages: $5.00 + $10.00 = $15.00

So, the cost of a 100-page hardcover book is $15.00.

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the slope of a graphed line is -8/7. Write the standard-form equation of the line using the coordinates of the labeled point.

Answers

The standard-form equation of the line using the coordinates of the labeled point is: B. 8x + 7y = 60.

How to determine an equation of this line?

In Mathematics and Geometry, the point-slope form of a straight line can be calculated by using the following mathematical equation (formula):

y - y₁ = m(x - x₁)

Where:

m represent the slope.x and y represent the points.

At data point (4, 4) and a slope of -8/7, a linear equation in slope-intercept form for this line can be calculated by using the point-slope form as follows:

y - y₁ = m(x - x₁)

y - 4 = -8/7(x - 4)

By multiplying all through by 7, we have:

7(y - 4) = -8(x - 4)

7y - 28 = -8x + 32

7y + 8x = 32 + 28

8x + 7y = 60.

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a:b=7:4

b:c=2:5

what is a:c

Answers

Answer:

7:10

Step-by-step explanation:

a:c=(7x2):(5x4)=7:10

Ratio of 2:3:30 in 385​

Answers

The ratio of 2:3:30 in 385​ can be expressed with the values 22:33:330 repectively.

How can the ratio can be gotten?

To find the actual values represented by the ratio 2:3:30 in 385, we need to first add up the parts of the ratio: 2 + 3 + 30 = 35.

Next, we can find the value of each "part" of the ratio by dividing the total value (385) by the total number of parts (35):

385 ÷ 35 = 11

Now we can multiply each part of the ratio by this value to find the actual values:

2 x 11 = 22

3 x 11 = 33

30 x 11 = 330

So the ratio 2:3:30 in 385 represents the values 22:33:330.

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factorise xm-2pq+xq-2pm​

Answers

The factorisation of xm - 2pq + xq - 2pm is (m + q)(x - 2p).

How to factorize explained

Factorization is the process of breaking down an expression or number into its constituent parts, such that the product of these parts equals the original expression or number.

With respect to our question above, we can begin by grouping the first two terms and the last two terms together:

xm - 2pq + xq - 2pm

= x(m + q) - 2p(q - m)

Now we can see that we have a common factor of (q - m):

= x(m + q) - 2p(q - m)

= x(m + q) - 2p(q - m)

= (m + q)(x - 2p)

So the factorization of xm - 2pq + xq - 2pm is (m + q)(x - 2p).

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Find the length of the arc on a circle with the radius of 2. 4 km and is intercepted by a central angle measuring 150°. Leave your answer in terms of pi

Answers

The length of the arc on a circle with the radius of 2. 4 km and is intercepted by a central angle measuring 150° is 2π km.

The length of an arc on a circle with radius "r" intercepted by a central angle of "θ" degrees is given by the formula:

L = (θ/360) * 2πr

In this case, the radius is 2.4 km and the central angle is 150 degrees, so we have to put the values in the formula above to find the answer:

L = (θ/360) * 2πr

L = (150/360) * 2π(2.4)

L = (5/12) * 4.8π

L = 2π

Therefore, the length of the arc is 2π km (or approximately 6.28 km) when rounded to two decimal places.

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show directly that the series for j0(x), eq.(7), converges for all x

Answers

Hence proved ,the series for j 0(x) converges for all x .

What is the series ?

A series in mathematics is the process of adding an unbounded number of quantities, after the one  other, to a specified initial amount. A significant component of calculus and its generalization, mathematical analysis, is the study of series.

What is the converges series?

Then we call that the series has converged and  in that case we define the total of the series as the limit of the partial sums,When the sequence of partial sums in a series are converges.

J 0(x) is called the Bessel function of the first kind of order zero,

we know that , [tex]J0(x) = 1 - (x^2)/2! + (x^4)/4! - (x^6)/6! + ...[/tex]is called JO(x) series,

We use the ratio test to determine that this series converges for all values of x.

According to the ratio test, the series of the form [tex]\frac{a_(n+1)}{a_n}[/tex] also converges if the series JO(x) converges. The series converges if it is less than 1.  and diverges if the limit of the ratio test is greater than 1,

Let a use the ratio test for the J0(x) series:

let a consider term  is  R=[tex]((a_(n+1))/a_n) = (x^2_(n+2)) / [(2n+2)(2n+1)] / (x^2n) / [(2n)(2n-1)] | = | x^2 / [(2n+2)(2n+1)] |[/tex]

Considering the limit as n tends to infinity:

[tex]\lim_{n \to \infty} |a_(n+1) / a_n) |=\lim_{n \to \infty} | x^2 / [(2n+2)(2n+1)] = 0[/tex]

For all values of x, the series converges  since the limit is less than 1.

therefore the J 0(x) series converges for all x.

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Directions: Find the simplest ratio given a scenario.
1. A designated hitter made 10 hits in 15 games. Find the simplest ratio of hits to games.

Answers

The simplest ratio of hits to games is 2:3.

What are proportions?

In mathematics, a proportion is a statement that two ratios are equal. It expresses the relationship between two or more quantities that are directly proportional to each other. A proportion can be represented as an equation of the form:

a/b = c/d

The simplest ratio of hits to games can be found by dividing the number of hits by the number of games:

Hits/Games = 10/15

To simplify this ratio, we can divide both the numerator and denominator by their greatest common factor, which in this case is 5:

Hits/Games = (10/5) / (15/5) = 2/3

Therefore, the simplest ratio of hits to games is 2:3.

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HURRY 40 POINTS!!

What is the surface area of this right rectangular prism?

Enter your answer as a mixed number in simplest form by filling in the boxes.

ft²

Answers

The surface area of the rectangular prism is 29 2/3 ft²

How to determine the surface area

The formula for calculating the surface area of a rectangular prism is expressed as;

SA = 2(wl + hw + hl)

Where the parameters are;

SA is the surface areaw is the width of the prismh is the height of the prisml is the length of the prism

From the information given, we have that;

Wl = 3 × 5/2

multiply the values

wl = 15/2

hw = 4/3 × 3

hw = 4

hl = 4/3 × 5/2 = 20/6 = 10/3

Substitute the values

Surface area = 2(4 + 10/3 + 15/2)

Surface area = 2(24 + 20 + 45/6)

Surface area = 2(89)/6

Surface area = 89/3 = 29 2/3 ft²

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5. say we measure 20 coyotes. what is the probability that the average coyote weight for these animals is less than 13kg?

Answers

The probability that the average coyote weight for a sample of 20 coyotes is less than 13 kg is approximately 13.14%.

we need to know the mean and standard deviation of the coyote weight population. Let's assume that the population mean is μ = 13.5 kg and the population standard deviation is σ = 2 kg.

Since we are measuring a sample of 20 coyotes, we can use the central limit theorem to approximate the distribution of sample means. According to the central limit theorem, if the sample size is large enough (in general, if n > 30), then the distribution of sample means will be approximately normal, regardless of the distribution of the population.

The mean of the sample means will be equal to the population mean (μ) and the standard deviation of the sample means (also known as the standard error) will be equal to σ / √(n), where √(n) is the square root of sample size.

Using this information, we can calculate the z-score for a sample mean of 13 kg as follows;

z = (13 - 13.5) / (2 / √(20)) = -1.118

Next, we can use a standard normal distribution table (or a calculator or software that can calculate normal probabilities) to find the probability that a z-score is less than -1.118. The area to the left of this z-score is approximately 0.1314, or 13.14%.

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From the top of a 120-foot-high tower, an air traffic controller observes an airplane on the runway at an angle of depression of 19°. How far from the base of the tower is the airplane? Round to the nearest tenth.

1. 126.9 ft
2. 368.6 ft
3. 41.3 ft
4. 348.5 ft

Answers

The distance of the base of the tower and the airplane is 348.5 ft,  and the right option is 4. 348.5 ft.

What is distance?

Distance is the length between two points.

To calculate the distance of the base of the tower and the airplane, we use the formula below.

Formula:

Tan∅ = Opposite(O)/Adjacent(A)

Where:

∅ = Angle of depression of the airplane

From the diagram,

Given:

Opposite = 120 ft∅ = 19°

SUbstitute these values into equation 1 and solve for A

tan19° = 120/AA = 120/tan19°A = 348.5 ft

Hence, the right option is 4. 348.5 ft.

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out of 50 basketball players trying to make a team, 5 will be chosen. 36 of the 50 are seniors and the remaining players are juniors. the manager wants 2 seniors and 3 juniors to make the team. in addition, the manager wants a senior that makes the team to be its captain. what is the probability of meeting the manager's objectives if members for the team and the captain were randomly selected?

Answers

The probability of meeting the manager's objectives is 0.0118.

The probability of meeting the manager's objectives if members for the team and the captain were randomly selected is very low, at 0.0118.

This is due to the fact that there are 50 basketball players in total, and the manager wants to select 5 of them, with 2 of them being seniors, 3 of them being juniors, and one of the seniors to be the captain.

This narrows the number of possibilities greatly and makes it a difficult task for the manager to fulfill.

Furthermore, the fact that the selection process is random does not help either.

This means that the manager has no control over who is chosen, and thus has to hope that the randomly selected group fulfills the desired criteria.

This makes the probability of meeting the manager's objectives even lower, as the chances of a completely random selection meeting the criteria is very low.

In conclusion,

The probability of meeting the manager's objectives if members for the team and the captain were randomly selected is very low, at 0.0118.

This shows that it is a difficult task for the manager to fulfill, and that the selection process should be carefully considered if they want to ensure that they meet their objectives.

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How do I figure this out

Answers

The length of the third side of the right triangle is √2. And the second option AAS Congruence Theorem is correct.

What is the AAS Congruence Theorem

In a kite, the two pairs of congruent adjacent sides form two identical triangles. The AAS (Angle-Angle-Side) Congruence Theorem states that if two triangles have two corresponding angles and a corresponding side that are congruent, then the triangles are congruent.

Using Pythagoras rule we can calculate the length third side which is the hypotenuse as follows:

hypotenuse = √(1² + 1²)

hypotenuse = √(1 + 1)

hypotenuse = √2

In conclusion, the length of the third side of the right triangle is √2. And the second option AAS Congruence Theorem is correct.

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