Answer:
Step-by-step explanation:
8.5
Erik earns a 4% commission on each car he sells. A car listed at $39,499 sold for $36,800.
A. How much was Erik’s commission? Round your answer to the nearest cent. Erik's Commission =
B. How much commission did Erik lose by not selling the car at the original listed price? Round your answers to the nearest cent.
Commission Lost =
Step-by-step explanation:
Erik earns a 4% commission on each car he sells. A car listed at $39,499 sold for $36,800.
A. How much was Erik’s commission? Round your answer to the nearest cent.
4% = 0.04
36,800 * 0.04 = $1,472
Erik's Commission = $1,472
________________________________________
B. How much commission did Erik lose by not selling the car at the original listed price? Round your answers to the nearest cent.
would have made: 39,499 * 0.04 = $1,579.96
$1,579.96 - $1,472 = $107.96
Commission Lost = $107.96
) in an experiment on a damped spring oscillator with spring constant n/m, student c obtains the displacement vs time curves as in fig. 2(a), and records the maximum displacement data points as below. 1 2
In an experiment on a damped spring oscillator with spring constant n/m, student c obtains the displacement vs time curves as in fig. 2(a), and records the maximum displacement data points as below is y = - 3.7148.
Here we have to find the displacement for the graphs of y and t that is maximum and We can find that by y = mc where m, = slope, c= intercept.
Slope = m= - 0.737414.intercept = c= - 3.714855.In experiment on a damped spring oscillator with spring constant n/m, student c obtains the displacement vs time curves. by y = m+c = - 0.737414 + - 3.714855 = - 3.7148.Thus the displacement= - 3.7148Read more about the slope:
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Pierre inherited $506,000 from his uncle and decided to invest the money. He put part of the money in a money market account that earns 4.5% simple
Interest. The remaining money was invested in a stock that returned 5% in the first year and a mutual fund that lost 4% in the first year. He invested $10,000
more in the stock than in the mutual fund, and his net gain for 1 yr was $3060. Determine the amount invested in each account.
As per the given simple interest, the amount invested in each account is 50000, 60000, and 10000 respectively.
Simple interest:
In math, the method of calculating the interest amount for a particular principal amount of money at some rate of interest is known as simple interest.
Given,
Pierre inherited $506,000 from his uncle and decided to invest the money. He put part of the money in a money market account that earns 4.5% simple Interest. The remaining money was invested in a stock that returned 5% in the first year and a mutual fund that lost 4% in the first year. He invested $10,000 more in the stock than in the mutual fund, and his net gain for 1 yr was $3060.
Here we need to determine the amount invested in each account.
Let us consider the total amount invested on is written as,
=> X+Y+Z = 120000
And according tot he given details we know that,
=> Y = Z + 10000
AS we apply the interest, then we get,
=> 0.022X + 0.06y - 0.02Z = 2820
Apply the value of y as z + 10000, then we get,
=> X+(Z+10000) + Z = 120000
=> 0.022X + 0.06(Z+10000) - 0.02Z = 2820
Then we simplify this one then we get,
=> X + 2Z = 110000
=> 0.022X + 0.06Z + 600 - 0.02Z = 2820
=> 0.022(110000 - 2Z) + 0.06Z + 600 - 0.02Z = 2820
=> 2420 - 0.044Z + 0.06Z + 600 - 0.02Z = 2820
=>3020 - -0.004z = 2820
=> 0.004z = 200
Therefore, the amount invested on the funds are 50000, 60000, and 10000
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A high school science teacher has 78 students. of those students, 35 are in the band and 32 are on a sports team. there are 16 students who are not in the band or on a sports team. one student from the 78 students will be selected at random. let event b represent the event of selecting a student in the band, and let event s represent the event of selecting a student on a sports team. are b and s mutually exclusive events? responses no, because p(b∩s)=578. no, because the probability of, b intersection s, equals the fraction 5 over 78 . no, because p(b∩s)=4878. no, because the probability of, b intersection s, equals the fraction 48 over 78 . no, because p(b∩s)=6278. no, because the probability of, b intersection s, equals the fraction 62 over 78 . yes, because p(b∩s)=578. yes, because the probability of, b intersection s, equals the fraction 5 over 78 . yes, because p(b∩s)=6278.
It is deduced that b and s are not mutually exclusive events as A. No, because the probability of, b intersection s, equals the fraction 5 over 78
What is mutually exclusive?Two events are said to be mutually exclusive, if the two events cannot occur simultaneously, hence the intersection of such event defined as (BnS) will be 0.
We can obtain the probability of (BnS) as follows :
n(BnS) = number of students who are both in the band and in the sport team.
Let, this portion of students be represented as x :
(35-x) + (32-x) + x + 16 = 78
35 - x + 32 - x + x + 16 = 78
83 - x = 78
Collect like terms
83 - 78 = x
5 = x
Hence, n(BnS) = 5
Therefore, the probability of B and S will be :
n(BnS) / total number of students
P(BnS) = 5/78
Since, P(BnS) ≠ 0 ; then the events are not mutually exclusive
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Find the interval I and radius of convergence R for the given power series. (Enter your answer for interval of convergence using interval notation.) 1 -(9x - 1)k k²+k k= 1 I = R =
The interval of convergence of the given power series is I=[0, 2/9] and the radius of convergence of power series is R=1
What is meant by radius of convergence?The disk of convergence is the set of all places whose distance to an is strictly less than the radius of convergence.
Given, the power series is,
[tex]\sum_{k=1}^{\infty }[/tex] 1/(k²+k)[tex](9x-1)^{k}[/tex]
Let [tex]u_{k}[/tex]=1/(k²+k)
The radius of the convergence is,
R=[tex]\lim_{k \to \infty}[/tex]| [tex]u_{k}[/tex]/[tex]u_{k+1}[/tex]|
=[tex]\lim_{k \to \infty}[/tex] ((k+1)²+(k+1))/(k²+k)
=[tex]\lim_{k \to \infty}[/tex] (k²+3k+2)/(k²+k)
=[tex]\lim_{k \to \infty}[/tex] ((1+(3/k)+(2/k²))/(1+(1/k))=1
The interval of convergence is:
|9x-1|<1
Or, -1<9x-1<1
Or, 0<9x<2
Or, 0<x<2/9
Given the power series is converges in the interval (0, 2/9)
If x=0, then the power series becomes as shown,
[tex]\sum_{k=1}^{\infty }[/tex](1/(k²+k)([tex]-1^{k}[/tex])
Let [tex]a_{k}[/tex]=([tex]-1^{k}[/tex])(1/(k²+k)
[tex]\lim_{k \to \infty}[/tex] [tex]a_{k}[/tex]=0 and { [tex]a_{k}[/tex]} sequence is monotone decreasing
Hence by Leibnitz's test,
[tex]\sum_{k=1}^{\infty }[/tex](1/(k²+k)([tex]-1^{k}[/tex]) is convergent
If x=2/9 then the power series becomes [tex]\sum_{k=1}^{\infty }[/tex](1/(k²+k)
Let [tex]a_{k}[/tex]=(1/(k²+k)and let [tex]b_{k}[/tex]=1/k²
Then [tex]\sum_{k=1}^{\infty }[/tex] [tex]a_{k}[/tex]/ [tex]b_{k}[/tex]
[tex]\sum_{k=1}^{\infty }[/tex] k²/(k²+k)=1 (≠0)
By comparison test, we know that ∑ [tex]a_{k}[/tex] and ∑ [tex]b_{k}[/tex] converge or diverge together.
As ∑ [tex]b_{k}[/tex]= ∑1/k² converges this implies that ∑ [tex]a_{k}[/tex]=(1/(k²+k) converges
Hence the interval of convergence of the given power series is,
I=[0, 2/9]
Therefore, the interval is I=[0, 2/9] and the radius of convergence in the power series is R=1.
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Any help with this table? Been stuck on it.
Answer:
6a= 400
6d=480
Step-by-step explanation:
Find the area of the shape.
The required area is 12 cm².
What is a rectangle?A rectangle is a type of parallelogram having equal diagonals.
All the interior angles of a rectangle are equal to the right angle.
The diagonals of a rectangle do not bisect each other.
The given shape is there on a centimeter square grid.
The side of each square is 1 cm.
Then, it is clear from the figure that it consists of a rectangle of dimensions 4 × 2 and one triangle having height h = 2 cm and base b = 4cm.
Now, the area of the given shape is the sum of the area of the rectangle and the triangle.
It can be written as,
Area of the shape = Area of rectangle + Area of triangle
= length × breadth + 1/2 × base × height
= 4 × 2 + 1/2 × 4 × 2
= 12
Hence, the area of the given shape is 12 cm².
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The required area of the given figure is 12 squared units.
Given that,
A figure has been shown we have to determine the area of the figure,
Surface area is defined as the measure of a region or surface is called as surface area.
Here,
The area of the given figure is given as,
Area = area of the rectangle + area of the larger triangle - area of the small triangle.
Area = 2 × 4 + 1/2 [6 × 2] - 1/2 [2×2]
Area = 8 + 3×2 - 2
Area = 8 + 6 - 2
Area = 14 - 2
Area = 12 squared units.
Thus, the required area of the given figure is 12 squared units.
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What is the length of BC?.
Angle opposite to the equal side of the triangle is always equal here we apply on the vice versa.Thus the length of BC is 17 units.
Given:
Angle B and Angle C are congruent.
The length of the side AC is labeled as x plus 9.
The length of the sides AB is labeled as 2x minus 8.
The length of the side BC is labeled as x.
We know that,
The angle opposite to the equal side of the triangle is always equal.
Therefore,
<B = <C
so
AB = AC
2x - 8 = x + 9
2x - x = 9 + 8
x = 17.
Therefore the length of BC is 17 units.
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Full question:
What is the length of BC? Enter your answer in the box. units triangle ABC with horizontal side BC. Vertex A lies above side BC.Angle B and Angle c are marked congruent.The length of side AC is labeled as x plus 9.The length of side AB is labeled as 2x minus 8.The length of side BC is labeled as x.
Is 5cm 3cm 7cm is a sides of a triangle?.
Answer:
Yes! The sides 5,3 and 7 can create a triangle!
Step-by-step explanation:
It follows the rule:
a + b > c
a + c > b
c + b > a
Ivan scored 370 points by collecting 2 coins. In all, how many coins does Ivan have to collect to score a total of 1,110 points? Assume the relationship is directly proportional.
The number of coins that has to be collected to have a total score of 1,110 is 6.
How many coins does Ivan have to collect?The relationship between two variables are directly proportional, if the two variable move in the same direction. If one of the variables increases, the other variable increases. If one of the variables decreases, the other variable decreases.
The equation that is used to represent direct proportion is:
y = kx
Where:
y = dependent variable = points scoredk = constant x = independent variable = number of coins collected370 = 2k
k = 370 / 2
k = 185
110 = 185x
x = 1110 / 185
x= 6
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which of the following statements are valid for financial document number ranges? there are 3 correct answers to this question
The same financial document number range can be assigned to several document types. Financial document number ranges defined at client level should NOT overlap. Financial document number ranges are defined at company code level.
What is financial document?Financial statements are official records of a person, business, or other entity's financial situation and actions. An easy-to-understand style is used to provide pertinent financial data in a systematic manner. Financial papers, usually referred to as financial statements, are used to present financial data about an organization in a consistent way. They come with a cash flow statement, an income statement, and a balance sheet. A balance sheet is a moment in time snapshot of your company's financial health.
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Stan and June were trying to determine the area of a triangular section of their school's field. Stan measured the base of the triangle to be 6.7 m. June measured the height of the triangle to be 4.9 m. Find the area of the triangle to one decimal place.
Answer:
16.4m
Step-by-step explanation:
Area of a triangle = 1/2bh
A=1/2(6.7)(4.9)
A= 16.4m
What will be the remainder if x³ 2x² X 1 is divided by x 1?.
After solving, the reaminder is 1 if x^3-2x^2+X+1 is divided by x-1.
In the given question we have to find the remainder if x^3-2x^2+X+1 is divided by x-1.
The given equation is x^3-2x^2+X+1.
We have to divide this equation by x-1 to find the remainder.
To find the remainder we firstly find the value of x from x-1. Then we put the value of x in the given equation then we can easily find the remainder.
Putting the x-1 equla to zero, so
x=1
Now putting the value of x in the given equation.
=x^3-2x^2+X+1
=(1)^3-2(1)^2+1+1
=1-2+1+1
=1
Hence, the remainder is 1 if x^3-2x^2+X+1 is divided by x-1.
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3(2x - 10) + 4(x-7)= 12
What is x?
Answer:
x = 7
Step-by-step explanation:
3(2x - 10) + 4(x-7)= 12
6x - 30 + 4x - 28 = 12
combine x terms on left side:
10x - 30 - 28 = 12
combine numbers on left side:
10x - 58 = 12
add 58 to both sides:
10x - 58 + 58 = 12 + 58
10x = 70
divide both sides by 10:
10x/10 = 70/10
x = 7
Kwai bought 15 potage tamp for $8. 25. All tamp cot the ame amount. How much will 12 tamp cot?
If 15 postage stamps cost $8.25 then 12 stamps will cost $6.6 if all the stamps cost the same amount.
To calculate the cost of 12 stamps we first calculate the cost of one postage stamp by division.
Since 15 stamps cost $8.25 we can calculate the cost of one stamp by dividing the cost of 15 stamps by 15
cost of one stamp = $8.25 ÷ 15
cost of one stamp = $0.55
Since the cost of one stamp is calculated to be $0.55, we can calculate the cost of 12 stamps by multiplication as follows;
cost of 12 stamps = cost of one stamp × 12
cost of 12 stamps = 0.55 × 12
cost of 12 stamps = $6.6
Although a part of your question is incorrect, you might be referring to this question:
Kwai bought 15 postage stamps for $8.25. All stamps cost the same amount. How much will 12 stamps cost?
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Two whole number have a leat common multiple of 60. Each number i le than or equal to 12 the greatet common factor of the two number i 2
what are the two number
The two numbers are 2 and 4.
What is the greatest common factor?
The highest number that is a factor of all the numbers is known as the greatest common factor of two or more numbers.
Here, we have
Given
Least common multiple of 60 is code for "it's a really small number."
Less than or equal to 12 confirms that the number must be less than 12.
GCF of the two numbers is 2 tells me "it's the smallest number around."
Hence, the two numbers are 2 and 4. Their multiples can arrive at 60, they are less than 12, and the GCF for both numbers is 2.
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How do you prime Factorise polynomials?.
An integer's factors are other integers that, when multiplied, give the same result as the original integer. For instance, 33 and 55 are factors of 1515 since 35=1535=15. Knowing what a factor is, we frequently seek to identify an integer's "factorizations".
An integer is represented as the product of its factors in a factorization. The number 11 and the initial integer are always factors, as you can see. This is referred to as a "prime" or complete factorization of 88. The base number, in this case 22, is therefore prime. A prime integer is one with only itself and the number 11 as components. 11 is not a prime number by definition. Prime factors can be used to factor polynomials. Because the elements x+1x+1 and x+2x+2 are irreducible—they only have 11 and themselves as factors—the second factorization is known as the prime factorization. Similar to factoring integers into a product of integers, each smaller than the original, factoring polynomials aims to describe the original polynomial as a product of polynomials of lower degree.
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in order to ensure efficient usage of a server, it is necessary to estimate the mean number of concurrent users. according to records, the sample mean and sample standard deviation of number of concurrent users at 101 randomly selected times is 37.7 and 9.2, respectively.
The 90% confidence interval is [36.19, 39.21]. The population mean of users that are connected at the same time is greater than 35.
What are null hypotheses and alternative hypotheses?
In null hypotheses, there is no relationship between the two phenomenons under the assumption or it is not associated with the group. And in alternative hypotheses, there is a relationship between the two chosen unknowns.
The z-score is a numerical measurement used in statistics of the value's relationship to the mean of a group of values, measured in terms of standards from the mean.
In order to ensure efficient usage of a server, it is necessary to estimate the mean number of concurrent users.
According to records, the average number of concurrent users at 100 randomly selected times is 37.7, with a standard deviation of 9.2.
With this approximation, you can construct the 90% confidence interval the approximate z will be
u± z0.90* σ/[tex]\sqrt{n}[/tex]
z 0.90= 1.64
Then we have
37.7± 1.64*9.2/[tex]\sqrt{100}[/tex]
[36.19, 39.21]
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what is the approximate ratio of areas for gne-a to gne-b when the gne-a concentration is 18 micrograms/ml?
The approximate ratio is 52 to 18 micrograms/ml.
Step 1:
This is a general question in which we need to analyze only the graph.
Regression of the calibration curve of GNE-A in mouse plasma is given.
Step 2:
In the given data, the ratio of area of GNE-A to GNE-B is taken in y axis and GNE - A concentration is taken in x axis. From the graph, it is clear that the concentration of GNE-A corresponding to the GNE-A to GNE-B ratio 52 is 18.
The approximate ratio of areas for gne-a to gne-b when the gne-a concentration is 18 micrograms/ml is 52 : 18.
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the depth of a rain puddle d(t) is given in inches, and t is given in minutes. if the depth is changing with respect to time, which expression gives the rate of change at which the depth is changing at 3 minutes?
The required expression gives the rate of change will be d'(3) at which the depth is changing at 3 minutes.
Let d(t) represent the depth of the rain puddle at any time t,
⇒ d(t) ....(i)
The depth is changing with respect to time, which is given in the question
Differentiate equation (i) with respect to t and we get
⇒ δd(t)/δt = d'(t) ....(ii)
This is the rate of change in depth unit time
As per the question, the depth is changing at 3 minutes
Substitute the value of t = 3 in equation (ii), and we get
⇒ d'(3)
Therefore, the required expression gives the rate of change will be d'(3).
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exercise 4.35. every morning jack flips a fair coin ten times. he does this for an entire year. let x denote the number of days when all the flips come out the same way (all heads or all tails). (a) give the precise expression for the probability p (x > 1). (b) apply either the normal or the poisson approximation to give a simple estimate for p (x > 1). explain your choice of approximation.
(a)The precise expression is
P (X > 1) = 1 − P(X ≤ 1) = 1 − Σ (365/x) x (1/512)^x x (511/512)^365-x
(b) The normal or the Poisson approximate for p(x>1) is
P(X > 1) = 1 − P(X ≤ 1) = 1 – Σe^-365/512. (365/512)^x/x!=0.1603
Probability is the branch of mathematics regarding numerical descriptions of how probable an occasion is to occur, or how possible it is that a proposition is genuine. The probability of an event is a number between zero and 1, wherein, kind of talking, zero suggests the impossibility of the occasion and 1 indicates fact.
The better the possibility of an occasion, the more likely it is that the event will occur. An easy example is the tossing of an honest (impartial) coin. since the coin is fair, the two results ("heads" and "tails") are both similarly likely; the possibility of "heads" equals the probability of "tails"; and given that no different effects are viable, the chance of either "heads" or "tails" is half off (which could also be written as 0.5 or 50%).
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A provision that ensures performance fees are not earned until the value of a fund exceeds its previous highest level is referred to as which one of the following?
high-water mark
A provision that ensures performance fees are not earned until the value of a fund exceeds its previous highest level is referred to as High-water mark
A high-water mark is the highest peak in value that an investment fund or account has reached. This term is often used in the context of fund manager compensation, which is performance-based.
The high-water mark ensures the manager does not get paid large sums for poor performance. If the manager loses money over a period, he must get the fund above the high-water mark before receiving a performance bonus
With a high-water mark, the investor pays a fee that only covers the amount the fund earned between the point of entry and its highest level.
The high-water mark prevents this "double fee" from occurring.
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Solve for x. I need help for this.
Answer:
x=21.1
Step-by-step explanation:
m1 + m2 = 180
(4x-11)+(6x-20)=180
10x-31=180
x=21.1
How do you solve an inequality with 3 parts?.
Two symbols are used in the expressions of three-part inequalities. Three-part inequality solutions are equivalent to two-part inequality equation solutions.
Solve the −4≤2x−1≤5-4≤2x-1≤5 equation.
Try to obtain x on your own then.
To the three sides, add one.
−4+1≤2x−1+1≤5+1-4+1≤2x-1+1≤5+1
−3≤2x≤6-3≤2x≤6
By dividing all three sides by 2, you get 1.5x3 (32 2 x 2 x 62).
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(a) Find the area under the normal curve to the left of z=-2 plus the area
under the normal curve to the right of z = 2.
The combined area is
(Round to four decimal places as needed.)
The combined area is 0.9545.
Given:
The area under the normal curve to the left of z=-2 plus the area
under the normal curve to the right of z = 2.
Area under the normal curve to the left of z = -2 is:
= 0.0228
Area under the normal curve to the right of z = 2
= 0.9772
Combined area is = 0.9545
Therefore The combined area is 0.9545.
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(10,15) and m= 1/3 will get brainlest if you help
Answer:y=1/3x+15
Step-by-step explanation: the slope is already given you just take the y-intercept from your ordered pair and plug it in
PLSSS SOMEONE HELP ME I JUST NEED HELP PLEASEE!!
Match each description with its corresponding value for the system below:
y = 4 x + 1 and y = -2 x + 7
-2
-1
-7
-5
The y -intercept of the exponential function.
The y -value of the solution in Quadrant I.
The number of points of intersection.
The y -intercept of the linear function.
The y -intercept of the exponential function is; 2
The y -value of the solution in Quadrant I is; 5
The number of points of intersection is; 1
The y -intercept of the linear function is; 7
How to interpret Linear and exponential functions?We are given the functions as;
Exponential function: y = 4ˣ + 1
Linear Function: y = -2x + 7
1) The y-intercept of the exponential function will be the point at which x = 0. Thus;
y = 4⁰ + 1
y = 1 + 1
y = 2
2) From the attached graph, we see that the coordinates of intersection in Quadrant 1 is; (1, 5)
Thus, the y-value is 5
3) The number of points of intersection of the linear and exponential function is; 1 point
4) The y-intercept of the linear function is the value of y when x = 0. Thus;
y = -2(0) + 7
y = 7
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problem 4: a wire carrying a 42.5 a current passes between the poles of a strong magnet so that it is perpendicular to the field and experiences a 2.17 n force on the 3.5 cm of wire in the field.
The average field strength in current carrying wire placed between the poles of a strong magnetic field is 1.46 T.
The formula to be used for calculation is -
B = F/(I×L×Sin theta), where B is magnetic field density, F is force, I is current and l is length.
Keep the values in formula -
Converting length to m. 1 m is 100 cm.
3.5 cm = 0.035 m
B = 2.17 / (42.5 × 0.035 × sin 90)
Performing multiplication on Right Hand Side of the equation
B = 2.17 / 1.49
Performing division on Right Hand Side of the equation
B = 1.46 T
Hence, the magnetic field is 1.46 T.
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The complete question is -
A wire carrying a 30.0-A current passes between the poles of a strong magnet that is perpendicular to its field and experiences a 2.16-N force on the 4.00 cm of wire in the field. What is the average field strength
Please help it’s argent it’s due in like 20 minutes
Answer: 14) 1.5, 15) 5/8, 16) 1/6
Step-by-step explanation:
For the first one, you want to find the least common denominator. The least common denominator is 10, so you multiply the numerator and denominator to get 9/10+6/10=15/10. 15/10 is 1.5 or 1 1/2
for the 2nd one you do the same thing. You can get 1/4 to have a denominator of 8 by converting it to 2/8. 7/8-2/8=5/8
finally, you can change 2/3 to 4/6 to get a common denominator. 5/6-4/6=1/6.
Answer: For Number (14) 1 1/2
Step-by-step explanation:
Exact Form:
3/2
Decimal Form:
1.5
Mixed Number Form:
1 1/2
moussa wants to put a fence around the pool in his back yard in kansas city. since one side is adjacent to the house, he will only need to fence three sides. there are two long sides and one shorter side parallel to the house, and he needs 119 feet of fencing to enclose the pool. the length of the long side is 3 feet less than two times the length of the short side. write an equation for l , the length of the long side, in terms of s , the length of the short side.
The pool area measures the following dimensions:
Length = 58 feet.
Width = 30.5 feet.
Equations are used to express the data since the 119-foot fence should only contain three sections of the pool (two wide and one long).
First, a calculation that determines the total number of feet in the fence
X + 2Y = 119 (where X is the length and Y is the width)
X = 2Y-3 (because the length is 3 feet less than twice the width)
We proceed to solve for Y using these equations to replace the second equation in the first equation:
X + 2Y = 119
2Y -3 + 2Y = 119
4Y - 3= 119
4Y= 122
Y = 122/4, and Y = 30.5 feet.
We apply the second equation to determine the value of X because we already know that the width equates to 30.5 feet: X = 2Y-3 X = 2 (30.5)-3 X = 61 - 3 X = 58
It can be seen from this that the length is 58 feet.
As a result, the pool area measures Length = 58 feet and Width = 30.5 feet.
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