Answer: 55.9 degrees and 124.1 degrees
Step-by-step explanation:
two car rental companies charge a one-time fee and a millage rate for renting a car the graph below compares the cost for renting cars from the two companies based on the graph which of the following statements appears to be true about the costs of renting cars from the two companies
From the graph we notice that the lines are parallel. This means that the slopes of the lines representing the cost are the same. Since the slope represents the price per mile travel we conclude that:
The mileage at both companies is the same.
Therefore the answer is B
General admission to the amusement park is $70 a person. Food is an additional $22 per person. Parking is $15 per family. How many family members visited the park if the total cost of the trip was $291
Answer:
3 family members can visit the park if the total cost of the trip was $291
Step-by-step explanation:
if 3 family members can go, that means that it will cost them $210 just for the tickets and $15 for the parking ticket and $66 for the food for exactly 3 people and all of it at the end will cost $291.
Find the area of the trapezoid
Answer:
15 + 23 = 38
38 x 9 = 342
342 x 1/2 (basically just dividing by 2) 171
Step-by-step explanation:
Formula of a trapezoid:
B1(base 1) + B2(base 2) x H(height) x 1/2(basically just dividing by 2)
In this case,
12 and 23 are your bases, 9 is your height.
The shoe store has 720 pairs of shoes for sale. Each pair of shoes is being sold for $25.00. If all of the shoes are sold, how much will the shoe store make if their profit is 25% of the selling price?
If all of the 720 pairs of shoes are sold at $25.00 per pair with a profit margin of 25%, the shoe store will make $4,500.00.
What is selling price?Selling price is the amount of money that a seller charges for a particular product or service in order to make a profit.
According to question:The selling price of a pair of shoes is $25.00, and the profit for the shoe store is 25% of the selling price, or 0.25 x $25.00 = $6.25.
To find out how much the shoe store will make if all of the shoes are sold, we need to multiply the number of pairs of shoes by the selling price and then by the profit margin:
Total revenue = Number of pairs of shoes x Selling price x Profit margin
Total revenue = 720 pairs x $25.00 x 0.25
Total revenue = $4,500.00
Therefore, if all of the 720 pairs of shoes are sold at $25.00 per pair with a profit margin of 25%, the shoe store will make $4,500.00.
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a cylinder with a height 4 yards has a diameter that is four times as long as its height. what is the exact volume of the cylinder?
Answer: 804.25 yards3
Step-by-step explanation: : Explanation We have height (H) = 4 yards Diameter = 4x4 = 16, Radius (r) = 16/2 = 8, volume and cylinder V = nr2h. V= 3.14 x 8x8x4, V= 804.25 yards 3
the heights of women aged 20 to 29 are approximately normal with mean 64 inches and standard deviation 2.7 inches. men the same age have mean height 69.3 inches with standard deviation 2.8 inches. (a) what is the z-score for a woman 56 inches tall?
What conversion factor fraction is used to convert feet to inches?
OA. 10 inches/1 foot
OB. 1 foot/12 inches.
OC. 1 inch/10 feet
OD. 12 inches/1 foot
SUBMIT
What is the difference between constructing perpendicular lines and constructing parrellel lines?
The difference between constructing perpendicular lines and constructing parallel lines is that Parallel lines are lines in a plane that are been constructed at the same distance apart and as a result of this they can never intersect while Perpendicular lines on the other hand are lines that intersect at a right which is (90 degrees) angle.
How can construct a perpendicular be constructed?To construct a perpendicular from a point at a given line segment:
Then two arcs crossing the line segment will be drawn .Allow the arcs to intersect. Join the point where there is arcs intersection of the arc to the main point.Learn more about perpendicular lines at:
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Vladas believes that an equation with a squared term is never a function of x. Which equation can be used to show Vladas that his hypothesis is incorrect?
x + y2 = 25
x2 – y = 25
x2 + y2 = 25
x2 – y2 = 25
Hence , the Vladas hypothesis which is incorrect is x² + y² = 25 which is option (c) .
Pythagoras theorem states that “In a trigon, the square of the flank facet is adequate to the total of squares of the opposite 2 sides“.The equation with a square term is rarely a perform of x declared by Vladas.
This is the statement relating to philosopher theorem that states that square of 2 range|number} is third number , these numbers once assigned to a triangle forms a right angulate triangle , the angle between 2 smaller sides is of 90°.
Among the four hypothesis given:
Option (C) : x²+ y²= 25 which is true.
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Learning Task No. 1
Solve and check. Show your complete solutions.
1. X + 5=2
2. X-10=22
3. 2x=48
4. x/9=76
5. X-27 = 8+10
answer this plsss i need it now..a
i brainliest who answer it..
BUT IF NON SENSE = REPORT
Penny earned a 74% on her first test. If each test has 100 points, what must she earn on her next test to achieve an average of at least 80%?
Step-by-step explanation:
the mean value is average is the sum of all data divided by the number of data points.
with the second test she will have 2 data points.
the first was 74 points (74% of 100 points = 74 points).
x = 2nd test result
(74 + x)/2 = 80
74 + x = 160
x = 86
she must earn 86% on her second test to achieve an average score of 80%.
Use your calculator to work out
13.7
3.052 + 2.6
Write down your full calculator display.
the radius of the circular base of a cone is (3x-2)m. if its slant height is (9x^2 - 6x)m, express the cone’s surface area as factored polynomial in x.
NOTE: SA= πrs+πr^2
Answer:
SA= 289.56 m^2
Step-by-step explanation:
Check whether the given value is a solution to the equation. 1/3 (x+4)=20 when x = 48
Answer:
the answer may be made up to 17
Strictly speaking, to say that an apple is red means that
A) an apple is red.
B) it appears red.
C) is, or appears makes no difference is red.
Strictly speaking, to say that an apple is red means that B) it appears red.
What does it mean to say that an apple is red?When we say that an apple is red, strictly speaking, it means that it appears red.
The color we perceive is not an inherent property of the apple itself, but rather the result of how light interacts with the apple's surface and how our eyes perceive that interaction.
The color we see is a subjective experience influenced by various factors, such as lighting conditions, our perception of color, and any color deficiencies we may have.
While an apple may reflect and absorb certain wavelengths of light that we interpret as "red," it's important to recognize that color perception is subjective and can vary from person to person.
The statement "an apple is red" acknowledges that our perception of color is based on the appearance of the apple rather than making an absolute statement about its inherent color.
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how to factor y^2+49
This expression is not factorable with rational numbers
Help, I can’t solve this question
A. Is 88
B. Is 24
C. Is none
D. Is 17 because
8 12 17 22 29
X. X. X. X
Factor the following polynomial completely. 5x4+20x3-105x2
Answer:
\(5x^{2}(x+7)(x-3)\)
Step-by-step explanation:
5x4+20x3-105x2
5x2( x^2 +4x -21)
\(5x^{2}(x+7)(x-3)\)
at the local college, a study found that students earned an average of 9.2 credit hours per semester. a sample of 138 students was taken. what is the best point estimate for the average number of credit hours per semester for all students at the local college?
The average number of credit hours per semester for all students at the local college is 9.2.
It is given that,
at the local college a study sound that students earned an average of 9.2 credit hours per semester.
⇒ x = 9.2 credit hours per semester
Therefore by the central limit theorem,
x = μ = 9.2 credit hours per semester
The central limit theorem states that the distribution of a sample variable approximates a normal distribution as the sample size becomes larger, assuming that all samples are identical in size, and regardless of the population's actual distribution shape.
Therefore the average number is 9.2 credit hours per semester for all students at the local college.
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All 3 are really confusing me and I need help
If the denominator is having a poor integer, then we can multiply the numerator and denominator each through -1, to carry the minus signal at the top.
What is supposed through integer ?
The variety 0 (0), a tremendous natural variety (1, 2, three, and so on.), or a terrible integer denoted by way of a minus sign (1, 2, 3, and many others.) are all examples of integers.
The inverse components of the equal superb numbers are the bad numbers.
the lowest organization and ring of the natural numbers are fashioned by using the integers.
to distinguish them from the more common algebraic integers, the integers in algebraic quantity theory are every so often particular as rational integers.
In truth, (rational) integers are rational numbers which are also algebraic integers.
inside the beyond, the word was used to refer to a a couple of of 1 or the whole aspect of a blended quantity.
we will multiply and divide -five with the aid of (-1), to get;
(-five)*(-1) = five
as a result, five is a effective rational range.
1 can be expressed inside the form of ratio, such that,
1 = 1*1
wherein each numerator and denominator, i.e. 1 and 1 are high-quality integers.
therefore, 1 is a high quality rational wide variety.
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There is a set of 14 jobs in the printer queue. Two of the jobs in the queue are called job A and job B. How many different ways are there for the jobs to be ordered in the queue so that job A is first or job B is last or both?
The jobs can be ordered in the queue so that job A is first or job B is last or both, in (2 x 13! - 12!) different ways or 11,975,040,000 different ways.
Factorial is a function to calculate number of ways a number of objects can be arranged.
In the given problem, there is a set of 14 jobs in the printer queue, where two of them called job A and job B.
Case 1: job A is the first in the queue order.
In this case, the position of job A is fixed and there are 13 other jobs can be arranged.
Hence, the number of possible ways of case 1 = 13!
Case 2: job B is the last in the queue order.
Similarly, in this case, the position of job B is fixed and there are 13 other jobs can be arranged.
Hence, the number of possible ways of case 2 = 13!
Case 3: job A is the first in the queue order or job B is the last in the queue order.
In this case, 2 positions are fixed, while the other 12 queue positions need to be arranged.
Hence, the number of possible ways of case 3 = 12!
Notice, that case 3 is a subset of case 1 and case 2. Hence,
total possible ways = possible ways of case 1 + possible ways of case 2 - possible ways of case 3
total possible ways = 13! + 13! - 12!
= 2 x 13! - 12!
= 11,975,040,000
Hence, the jobs can be ordered in (2 x 13! - 12!) ways or 11,975,040,000
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Jim opens a savings account with $22,500. his account pays 3.5% interest compounded daily. at the end of 5.5 years, jim closes the account. how much interest does he earn? what is the total value of his account when he closes it?
Evaluate the expression when a=6 and b=4. b - 3a
-14 is the value of the expression b - 3a at a =6 and b = 4.
What is expression?Mathematical expressions consist of at least two numbers or variables, at least one arithmetic operation, and a statement. It's possible to multiply, divide, add, or subtract with this mathematical operation.
Given an expression b - 3a
For this expression given,
a = 6 and b = 4
Thus the value of expression at given values
=> b - 3a
=> 4 - 3 * 6
=>4 - 18
=> -14
Therefore, the value of the expression b - 3a at a =6 and b = 4 is -14.
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Data are weight changes of humans, tabulated after administration of a drug proposed to result in weight loss Each weight change (in kg) is the weight after minus the weight before drug administration. A random sample of 12 subjects was selected to participate in this research. Which formulas should be used if the researcher wishes to make confidence intervals and do hypothesis testing? i. Type of problem: ii. What other information would you need to know to check the assumptions you need for this test?
The researcher can use certain formulas for finding confidence intervals and hypothesis testing in this scenario.
For confidence intervals, the formula for the mean difference would be used, which is the average of the weight changes in the sample.
This formula calculates the range within which the true population mean difference is likely to fall.
To conduct hypothesis testing, the researcher can use the formula for the t-test for a single sample.
This test compares the mean difference observed in the sample to a hypothesized value and determines whether there is enough evidence to support or reject the hypothesis.
To check the assumptions necessary for this test, the researcher would need additional information. The assumptions typically include:
1. Random sampling: It is important to ensure that the subjects were randomly selected from the population to generalize the results.
2. Normality: The weight changes should follow a normal distribution within the population.
The researcher would need to assess the normality assumption, such as by examining the distribution of weight changes or using statistical tests like the Shapiro-Wilk test.
3. Independence: The weight changes of one subject should not be influenced by the weight changes of another subject.
This assumption can be violated if the subjects are related or if there are repeated measurements on the same subjects.
By checking these assumptions and using the appropriate formulas, the researcher can make confidence intervals and perform hypothesis testing to draw conclusions about the effects of the drug on weight loss in the population.
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I need help with question 1
Help? Please I’m desperate
Answer:
its called a calculator division and multiplication
Step-by-step explanation:
Translate this sentence into an equation.
63 is the sum of 10 and Malik's height.
Use the variable m to represent Malik's height.
if f is a differentiable function and y=sin(f(x2)) what is dydx when x = 3 ?
At x = 3, we don't have enough information to find f(3^2) or f'(3^2), so we cannot evaluate the expression for dy/dx at x = 3.
How we can use the chain rule to find the derivative of y?We can use the chain rule to find the derivative of y = sin(f(x^2)) with respect to x:
dy/dx = cos(f(x^2)) * d/dx[f(x^2)]
To find d/dx[f(x^2)], we can use the chain rule again:
d/dx[f(x^2)] = f'(x^2) * d/dx[x^2] = 2xf'(x^2)
So, putting it all together:
dy/dx = cos(f(x^2)) * 2xf'(x^2)
At x = 3, we don't have enough information to find f(3^2) or f'(3^2), so we cannot evaluate the expression for dy/dx at x = 3.
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What is equivalen to this 8=^8/3
Answer:
Equivalent Fractions for 8/3: There are infinity equivalent fractions to 83. See some examples: 83, 166, 249, 3212, 4015, 4818, 5621, 6424, 7227, 8030, 8833, 9636, 10439, 11242, 12045, 12848, 13651, 14454, 15257, 16060...
Step-by-step explanation:
What is the length of the radius of a circle with a center at 2+3i and a point on the circle at 7+2i
Answer:
\(\sqrt{26}\)