Answer:
To convert radians to degrees, we use the conversion factor which is:
1 radian = 180/π degrees
To convert 11π/12 radians to degrees, we can multiply by the conversion factor:
11π/12 radians × 180/π degrees/radian = 990/π degrees
This is the exact value in degrees. If we want a decimal approximation, we can use a calculator to evaluate:
990/π degrees ≈ 315.944 degrees
Therefore, 11π/12 radians is approximately equal to 315.944 degrees.
The principal P is borrowed at a simple interest rate r for a period of time t. Find the simple interest owed for the use of
the money. Assume 365 days in a year.
P = $2000, r = 6%, t = 1 year
120 is the simple interest owed for the use of the money.
What does the phrase "simple interest" mean?
From the time when money was first lent until the time that it should be paid back with interest, this time frame is considered the borrowing period. The term or deadline for this is also an option. A percentage of the principle is how interest is most commonly computed.
P = $2000, r = 6%, t = 1 year
simple interest = P * r * t/100
= 2000 * 6 * 1/100
= 120
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The simple interest owed for the use of the money is $120.
What is simple interest?Simple interest is the interest charge on a loan calculated using only the original principal amount and a fixed interest rate. It does not use compounding, which causes borrowers to pay interest on principal and interest that accumulates over numerous payment periods.
The simple interest formula is as follows:
SI = P * r * t
where I denotes simple interest, P denotes principal, r denotes interest rate (in decimal), and t denotes time period (in years).
When we substitute the provided values, we get:
SI = $2000 * 0.06 * 1
SI = $120
As a result, the simple interest for the usage of the money is $120.
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helpppppppppppppppppppppppppppp
Noel read an average of 6.9 books in the first 3 weeks of the winter. His margin of error is + 0.7. What is a reasonable estimate of the number of books he will read in the next six weeks of winter?
A reasonable estimate of the number of books he will read in the next six weeks is between 13.8 - 1.4 = 12.4 and 13.8 + 1.4 = 15.2 books.
Normal usually refers to the word "normal" in a normal distribution with mean μ and standard deviation σ, the z-score of a measure X is;
Z = (X - μ)/ σ
We are given that;
Books= 6.9
Number of weeks= 3
Error= + 0.7
Now,
The margin of error is the range of values that are likely to contain the true value of a measurement. In this case, the margin of error is + 0.7, which means that the true average number of books Noel read in the first 3 weeks could be anywhere from 6.9 - 0.7 = 6.2 to 6.9 + 0.7 = 7.6.
To estimate the number of books he will read in the next six weeks, we can assume that he will read at the same rate as in the first three weeks. This means that we can use a proportion to find the estimated number of books:
3/6 = (6.9 +/- 0.7)/x
where x is the estimated number of books in the next six weeks. Solving for x, we get:
x = (6.9 +/- 0.7) * (6/3) x = (6.9 +/- 0.7) * 2 x = 13.8 +/- 1.4
Therefore, by Statistics the answer will be 13.8 - 1.4 = 12.4 and 13.8 + 1.4 = 15.2 books.
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three men and three women are waiting to be interviewed for a job if they are all selected in random order find the probability that all men will be interview first
The probability that all men will be interview first is 0.05.
What does probability means?Probability helps with finding out the likelihood of the occurrence of an event and measures chance of an event happening.
Given data:
Men = 3
Women = 3
Total people:
= 3 + 3
= 6
Probabilities of men:
P(first man) = 3/6 = 1/2
P(second man) = 2/5
P(third man) = 1/4
Required probability is:
P(first 3 men) = 1/2 * 2/5 * 1/4
P(first 3 men) = 0.05
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Find the volume of each cylinder. Use 3.14 for Pi
Round your answer to the nearest tenth.
7 mm
Your answer
8 mm
Answer: 5 mm 6 mm
Step-by-step explanation:
What is the area of ΔABC given m∠B = 83°, a = 25 feet, and c = 40 feet?
561.46 feet2
496.27 feet2
186.23 feet2
128.51 feet2
The area of a triangle ABC is 496.25 square feet. Therefore, option B is the correct answer.
Given that, in the triangle ABC, m∠B = 83°, a = 25 feet, and c = 40 feet.
The area of a triangle can be expressed using the lengths of two sides and the sine of the included angle. Area of a triangle = ½ ab sin C.
Here, area of a triangle = 1/2 ×25×40 sin83°
= 25×20×0.9925
= 496.25 square feet
Therefore, option B is the correct answer.
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Part A: Create your own experiment with 5 or more possible outcomes.
Part B: Create the sample space for your experiment in Part A. Explain how you determined the sample space.
HELP ME IM SO CUNFUSED!!!
Answer:
Part A: Experiment: Rolling a fair six-sided die.
Part B: Sample space: {1, 2, 3, 4, 5, 6}. This sample space was determined by listing all possible outcomes of rolling a fair six-sided die.
I hope that's what you are looking for.
The bar graph shows the number of Asturian households, in thousands, living in poverty from 1999 to 2004. The table holds a quadratic function for the data, where y is the number of households, in thousand living in poverty × years after 1999. 10. 10 1999 2000 2001 2002 2003 2004 QuadReg y = ax2 + bx + c a = 0.2299729818 b = - 0.4599459636 c = 7.5426446323 a. Use the table to express the model in function notation, with numbers rounded to two decimal places #(x) = 0.23x2 + - 0.46x + 7.54 b. According to the function in part (a), in which year was the number of households living in poverty at a minimum? 2000 (Round to the nearest year as needed.) c. Use the model to find the number of households, in thousands, for that year. 7400 (Round to one decimal place as needed.)
Step-by-step explanation:
a. #(x) = 0.23x^2 - 0.46x + 7.54 (numbers rounded to two decimal places)
b. To find the year at which the number of households living in poverty is at a minimum, we need to find the vertex of the quadratic function. The x-value of the vertex is given by -b/2a. Plugging in the values for a and b from the function in part (a), we get:
x = -(-0.46)/(2*0.23) = 1
So the minimum occurs in the year 1999 + 1 = 2000 (rounded to the nearest year).
c. To find the number of households living in poverty in 2000, we need to evaluate the function at x = 1 (since 2000 is 1 year after 1999). Plugging in x = 1 into the function from part (a), we get:
#(1) = 0.23(1)^2 - 0.46(1) + 7.54 = 7.40
So there were approximately 7400 households living in poverty in Asturias in 2000 (rounded to one decimal place).
Use the standard normal table to determine the percentage of drinks that can be estimated to take more than 3 minutes to make. Type the correct answer in the box. Use numerals instead of words. Express the answer to the nearest percent. About % of drinks will take more than 3 minutes to make.
Answer:
70%
Step-by-step explanation:
you do it
NO LINKS!! URGENT HELP PLEASE!!!
1. Find an exponential function of the form f(x) = ba^-1 + c that has the given horizontal asymptote and y-intercept and passes through P
y = 33; y-intercept 408; P(2, 93)
Answer:
[tex]\bold{f(x) = 375(2.5)^{-x}+ 33}[/tex]
Step-by-step explanation:
An exponential function of form f(x) = ba^(-x) + c has a horizontal asymptote of y = c as x approaches infinity, and a y-intercept of (0, b + c). We can use the given information to set up a system of equations and solve for the unknowns.
The horizontal asymptote is given as y = 33, so we have:
c = 33
The y-intercept is given as (0, 408), so we have:
b + c = 408
Substituting c = 33, we get:
b + 33 = 408
b = 375
So the function we're looking for is of the form:
[tex]\bold{f(x) = 375a^{-x}+ 33}[/tex]
To find a, we use the fact that the function passes through P(2, 93):
93 = 375a^(-2) + 33
60 = 375a^(-2)
a^2 = 375/60
a^2 = 6.25
a = [tex]\sqrt{6.25 } =2.5[/tex]
Therefore, the exponential function that satisfies the given conditions is:
[tex]\bold{f(x) = 375(2.5)^{-x}+ 33}[/tex]
Which is the net for this rectangular prism?
The figure that satisfies the condition of the net for the rectangular prism is the figure in the option at the bottom right of the screen.
What is a rectangular prism?A rectangular prism is a three dimensional figure consisting of six rectangular shaped faces, with the pair of opposite faces parallel to each other.
The net for the rectangular prism is one that can be folded to produce the rectangular prism.
The net of the rectangular prism will have the faces with the longest sides penultimate to each other.
The figure that satisfies the condition of the faces with the longest sides being separated by another side in between is the figure on the bottom right of the the screen. Please find attached
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Help. Came up with 3 different answers.
Solve for x.
[tex]\mathrm{3^{2x}=11}[/tex]
[tex]\sf[ Round\; to \;two \;decimal \;places\; as\; needed][/tex]
Step-by-step explanation:
3^2x = 11
we take the logarithm (to the base of 3) of both sides.
log3(3^2x) = log3(11)
2x = log3(11) = log(11)/log(3)
x = log(11)/log(3) / 2 = log(11)/(2×log(3)) =
= 1.091329169... ≈ 1.09
Answer:
3^2x = 11
we take the logarithm (to the base of 3) of both sides.
log3(3^2x) = log3(11)
2x = log3(11) = log(11)/log(3)
x = log(11)/log(3) / 2 = log(11)/(2×log(3)) =
= 1.091329169... ≈ 1.09
Step-by-step explanation:
Express the ratio, 5 1⁄2 : 2 3⁄4 in simplest form
The ratio 5 1⁄2 : 2 3⁄4 can be expressed in simplest form as 11 : 7.
What is ratio?Ratio is a mathematical comparison between two numbers, usually expressed as a fraction. It is used to compare quantities or measurements, and is a useful tool for understanding relationships between different values. Ratios can be used to solve problems and make decisions, as well as to measure and compare proportions in different situations.
This can be derived by multiplying the numerators and denominators of the two ratios by the same number, in this case 2. The resulting fractions are 11⁄2 and 5⁄2, which can then be simplified to 11 : 7.
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Casey is going to deposit $500 in an account that earns 6% interest for 10 years. How much more interest will he earn if the account earns annual compound interest rather than annual simple interest?
Casey will earn $595.42 more interest with annual compound interest compared to annual simple interest over 10 years.
What is simple and compound interest?Simple interest is paid just on the initial amount deposited or borrowed and is computed as a percentage of the principal amount. In other words, interest earned or charged is calculated purely on the principal amount, without taking into consideration interest from prior periods. On the other hand, compound interest adds the principal amount to the interest earned or charged in prior periods to determine the interest earned or charged in the current period. In comparison to simple interest, compound interest results in higher overall interest payments or earnings since the interest generated or charged climbs exponentially over time. Compound interest is more prevalent and beneficial for long-term investments in general.
The compound interest is given as:
[tex]A = P(1 + r/n)^{(nt)}[/tex]
Substituting the values of P = 500, n = 1, r = 0.06 and t = 10 we have:
[tex]A = P(1 + r/n)^{(nt)} = 500 * (1 + 0.06/1)^{(1*10)} = $895.42[/tex]
Now, simple interest is given as:
SI = Prt = 500 * 0.06 * 10 = $300
Now, the difference is:
895.42 - 300 = $595.42
Hence, Casey will earn $595.42 more interest with annual compound interest compared to annual simple interest over 10 years.
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HELLP HELP PLEASEE BROOOO
The equivalent expressions of the expression (3/4)x-1 are (3x/4) - 1, 3x/4 - 4/4 and 0.75x - 1
The given expression is (3/4)x-1
Three divided by four times of x minus one
We have to find three equivalent expressions of given expression
Equivalent expressions are expressions that work the same even though they look different.
(3x/4) - 1
3x/4 - 4/4
and 0.75x - 1 are equivalent expressions
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Find the volume of the composite solid. Round your answer to the nearest hundredth.
T
5 cm
8 cm
t
5 cm
The volume is about
cubic centimeters.
The volume of the composite solid, rounded to the nearest hundredth, is: 213.33 cubic centimeters.
How to Find the Volume of the Composite Solid?The solid given is composed of two square pyramids. Therefore, to find the volume of the composite solid, apply the formula below:
Volume of composite solid = 2(1/3 * length * width * height)
Given the following dimensions:
Length = 8 cm
Width = 8 cm
Height = 5 cm
Plug in the values:
Volume of composite solid = 2(1/3 * 8 * 8 * 5)
≈ 213.33 cubic centimeters (to the nearest hundredth).
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A car fuel tank can take up to 50 litres of petrol. Given that 8 pints = 1 gallon , work out how many gallons of petrol this fuel tank can take. Round your answer to the nearest gallon
Please help :) Asap
Answer:
The answer is 13 to the nearest gallon
Step-by-step explanation:
1litre =0.264gallon
50litre=x
x×1=50×0.264
x=13.2gallon
x=13 to the nearest gallon
Please help me on this
The exponential decay can be written as:
y = 550mg*(1 - 0.066)^t
How to write the exponential equation?A general exponential decay can be written as:
y = A*(1- r)^x
Where A is the initial amount, r is the rate of decay, and x is the variable.
Here we know that we start with a sample of 550 mg, and this sample decays at a rate of 6.6% per year.
Then the amount of sample that we have after t years is given by the exponential decay:
y = 550mg*(1 - 0.066)^t
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Step by step how to get the answer
Answer:
(xyz + 1)
Step-by-step explanation:
We can use the identity:
[tex]a^2 - b^2 = (a + b)(a - b)[/tex]
to solve for the blank in this equation.
On the left side, we can identify a difference of two squares (a² - b²).
the first square (a) is xyzthe second square (b) is 1We can see that there is already an (a - b) term on the right, so in the blank, we just have to construct an (a + b) term:
(xyz + 1)
This satisfies the equation:
(xyz)² - 1 = (xyz + 1) · (xyz - 1)
Which of the following boxes should replace the question mark (?) to complete the pattern?
The box that replaces the question mark is Box D.
Option D is the correct answer.
We have,
In a figure pattern, the concept used involves identifying and recognizing the underlying rules or principles that govern the sequence of figures.
By observing the given figures and understanding the patterns or relationships between them, we can predict or generate the next figure in the sequence.
From the pattern,
We see that,
The figure is rotating clockwise.
Now,
The box that replaces the question mark would be:
Box D
Thus,
The box that replaces the question mark would be Box D
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Determine whether y2=2x−2 is a function.
y² = 2x - 2 is not a function since the one value of x related to more than one values of y via this given relation.
A relation is called a function only if it is well defined that is each input value that is each value of x is related to only one output value that is the value of y.
Here given the relation is y² = 2x - 2
So, either y = + √(2x - 2) or y = - √(2x - 2)
For suppose one value of x is, x = 3.
y = + √(2*3 - 2) = + √(6 - 2) = + √4 = + 2
y = - √(2*3 - 2) = - √(6 - 2) = - √4 = - 2
So here one input value x = 3 is related to two values of y that are y = -2, +2 via the relation y² = 2x - 2.
Hence, y² = 2x - 2 is not a function.
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An engineer created a scale drawing of a building using a scale in witch 0.25 inch represents 2 feet. The length of the actual building is 250 feet. What is the length in inches of the building in the scale drawing?
Answer:
Step-by-step explanation:
17
Carlo works at a factory thaat makes potato chips. He works 6 hours a day loading boxes onto trucks. The factory can produce one box filled with bags of potato chips every 4 minutes. How many boxes filled with chips does the factory make in 20 minutes
Answer:
mark me brilliant
Step-by-step explanation:
The factory produces one box of potato chips every 4 minutes, which means in one minute, it produces 1/4 boxes.
So, in 20 minutes, the factory would produce:
(1/4) x 20 = 5 boxes
Therefore, the factory would make 5 boxes filled with potato chips in 20 minutes.
A bag contains 1 red, 1 yellow, 1 blue, and 1 green marble. What is the probability of choosing a green marble,
replacing it, and then choosing a red marble?
O 1/16
O 1/12
O 1/4
O 1/2
A chemical manufacturer wants to lease a fleet of 24 railroad tank cars with a combined carrying capacity of 520,000 gallons. Tank cars with three different carrying capacities are available: 8,000 gallons, 16,000 gallons, and 24,000 gallons. (A) Write the linear system of equations in terms of
x,y
and
z;x,y
and
z
being the number of tank-cars with carrying capacities of
8,000,16,000
and 24,000 gallons respectively. (B) Solve this system of equations. (C) If the cost of leasing an 8,000 gallon tank car is
$450
per month, a .16, 000 gallon tank car is
$650
per month, and a 24,000 gallon tank car is
$1,150
per month, then which of the solutions would minimize the monthly leasing cost?
By creating and solving various equation-:(A) x + y + z = 24, x(8000) + y(16000) + z(24000) = 520000. (B) x = 8, y = 8, z = 8. (C) Solution with 8 tank cars of each capacity minimizes the monthly leasing cost at $15,800.
What is Cost?Cost refers to the monetary value of goods, services or resources that are used or consumed to achieve a particular goal or objective.
What is equation?An equation is a mathematical statement that asserts that two expressions are equal. It contains variables, coefficients, and mathematical operators.
According to the given information:
(A) Let x be the number of 8,000 gallon tank cars, y be the number of 16,000 gallon tank cars, and z be the number of 24,000 gallon tank cars. The total carrying capacity can be expressed as:
8000x + 16000y + 24000z = 520000 ... (1)
Since we have a total of 24 tank cars, the total number of tank cars can be expressed as:
x + y + z = 24 ... (2)
(B) To solve this system of equations, we can use substitution. Solving equation (2) for x, we get:
x = 24 - y - z
Substituting this expression for x into equation (1), we get:
8000(24 - y - z) + 16000y + 24000z = 520000
Simplifying this equation, we get:
8000y + 16000z = 200000
Dividing both sides by 8000, we get:
y + 2z = 25 ... (3)
We can use equations (2) and (3) to solve for y and z:
y = 25 - 2z, x = 24 - y - z
Substituting these expressions into equation (1), we get:
8000(24 - (25 - 2z) - z) + 16000(25 - 2z) + 24000z = 520000
Simplifying this equation, we get:
16000z = 160000
z = 10
Substituting z = 10 into y = 25 - 2z and x = 24 - y - z, we get:
y = 5, x = 9
Therefore, the solution is x = 9, y = 5, and z = 10.
(C) To minimize the monthly leasing cost, we need to calculate the total cost for each solution and choose the one with the lowest cost. The monthly leasing cost can be expressed as:
450x + 650y + 1150z
Substituting x = 9, y = 5, and z = 10, we get:
450(9) + 650(5) + 1150(10) = $28,350
Therefore, the solution that minimizes the monthly leasing cost is x = 9, y = 5, and z = 10, with a monthly leasing cost of $28,350.
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3. Suppose you invest $2250 in a CD that earns 3% APR and is compounded
quarterly. The CD matures in 2 years. How much will this CD be worth at maturity?
The formula for compound interest is given by:
A = P(1 + r/n)^(nt)
Where:
A = final amount
P = principal (initial amount)
r = annual interest rate (as a decimal)
n = number of times the interest is compounded per year
t = time (in years)
Using this formula, we can calculate the final amount of the CD as follows:
A = 2250(1 + 0.03/4)^(4*2)
A = 2250(1 + 0.0075)^8
A = 2250(1.0075)^8
A = 2250(1.063853)
A = $2398.12 (rounded to the nearest cent)
Therefore, the CD will be worth approximately $2398.12 at maturity.
In a competition, the contestants are being judged on creativity, worth 50%, execution, worth 30%, and style, worth 20%
Alisha received the following scores.
Creativity: 18, 16, 15, 16
Execution: 20, 19, 20, 18
Style: 12, 15, 14, 13
What is Alisha's final score?
Enter your answer, as a decimal, in the box
Margo borrows $1100, agreeing to pay it back with 4% annual interest after 6 months. How much interest will she pay?
Margo will pay $22 in interest after 6 months.
Margo borrows $1,100 and agrees to pay it back with a 4% annual interest rate after 6 months. To calculate the interest she will pay, follow these steps:
1. Convert the annual interest rate to a decimal: 4% = 0.04.
2. Calculate the interest for one year: Principal x Annual Interest Rate = Interest for One Year. In this case: $1,100 x 0.04 = $44.
3. Since Margo is paying the loan back after only 6 months, we need to find the interest for half a year. To do this, simply divide the interest for one year by 2: $44 ÷ 2 = $22.
So, Margo will pay $22 in interest after 6 months.
In summary, Margo borrows $1,100 at a 4% annual interest rate. We first convert the interest rate to a decimal (0.04) and find the interest for one year by multiplying the principal by the annual interest rate ($1,100 x 0.04 = $44). Finally, we calculate the interest for 6 months by dividing the one-year interest by 2 ($44 ÷ 2 = $22). Therefore, Margo will pay $22 in interest after 6 months.
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give the missing numbers in the equations bellow
1.9x_x4=
2.1x4x0=_x_x0
3._+9=3+14
4.8+7+2=20_2+_
1) 9 × 1 × 4
2) 1 × 4 × 0 = 1 × 4 × 0
3) 8 + 9 = 3 + 11
4) 8 + 7 + 2 = 20 ÷ 2 + 7