temperature initial: 98.6F
In order to determine the new temperature, just add 2.5 to 98.6:
98.6 + 2.5 = 101.1
Then, the new temperature is 101.1F
Arrange the steps in order to simplify the expression
Answer:
Step-by-step explanation:
For step explanation:
1. write the problem
2. distinguishing the neg sign
3. distributing 3
4. moving like terms next to each other through commutative property
5. Combining like terms
6. getting rid of parentheses
Write the sentence as an equation.
268 is the same as the product of t and 196
If you get it right I will give a brainlist
Answer:
Flour 5, 10, 15, 20
Sugar 4, 8, 12, 16
Step-by-step explanation:
Answer:
Flour (cups): 5 10 15 20
Sugar (cups): 4 8 12 16
You need 16 cups of sugar
You are playing in the NBA Playoffs and attempt a 3-point shot as the buzzer sounds for the end of the
game, if you make the shot your team wins! Your basketball is is traveling on a path described by the
following function: b(x) = -x2 +1.36x + 2. The net is on a level described by the following function:
n(x) = 3 between (8 < x < 8.5). Will you make the shot and win the playoffs?
You may work alone or in a group of up to 3 students total.
BONUS: How high in the air will the basketball be at its highest point?
UNITS: x is in meters, y is in meters
Since we do not know the value of u, we cannot find the time taken by the basketball to travel a distance of 8.5 meters. We cannot find the height of the basketball at its highest point.
Given that n(x) = 3 for 8 < x < 8.5.It is impossible to determine whether the shot will be made or not based solely on this information. Winning the playoffs depends on various factors, such as the score, time remaining, and the overall performance of the team.
Therefore, additional information is required to determine the outcome of the playoffs.However, to find the height of the basketball at its highest point, we need to know the equation of the trajectory of the basketball.
Assuming that the basketball follows a parabolic path, we can use the formula:
y = ax² + bx + c,
where y is the height of the basketball, and x is the horizontal distance traveled by the basketball.
To find the values of a, b, and c, we need to know three points on the trajectory of the basketball. Let's assume that the basketball is thrown from a height of 1.5 meters and lands on the floor after traveling a horizontal distance of 8.5 meters.
Therefore, the points on the trajectory of the basketball are:
(0, 1.5), (8.5/2, h), and (8.5, 0),
where h is the height of the basketball at its highest point.Substituting these values in the equation of the trajectory,
we get:
1.5 = a(0)² + b(0) + c...(1)0 = a(8.5)² + b(8.5) + c...(2)h = a(8.5/2)² + b(8.5/2) + c...(3)
Simplifying equations (1) and (2),
we get:
c = 1.5...(4)b = -a(8.5)²/8.5...(5)
Substituting equation (4) in equation (3), we get:
h = a(8.5/2)² + b(8.5/2) + 1.5h = a(8.5/2)² - a(8.5)²/8.5 + 1.5h = -29.375a + 1.5
Substituting the value of a from equation (5) in the above equation,
we get:
h = -29.375(-a(8.5)²/8.5) + 1.5h = 0.5a(8.5)² + 1.5
Therefore, to find the height of the basketball at its highest point, we need to find the value of a. Since we know that the basketball lands on the floor after traveling a horizontal distance of 8.5 meters,
we can use the formula:
x = ut + 0.5at²,
where u is the initial horizontal velocity of the basketball, and t is the time taken by the basketball to travel a distance of 8.5 meters.
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Rename the following fraction in three different ways: 3/8
Please hurry
Answer:
3 2 6
— x — = —
8 2 16
3 3 9
— x — = —
8 3 24
3 4 12
— x — = —
8 4 32
49 x 17 + 49 x3 distributive law
Answer:
49(17+3) =980
Step-by-step explanation:
49*17+49*3
49(17+3)
49*20
980
Consider the first payment against a $200,000 mortgage that last for 25 years. Fixed repayments are made on a monthly basis. The first row of the amortization schedule is shown below. Payment # Payment Interest Debt Payment Balance 1 d 716.67 P1 bi 2 Calculate d, the fixed monthly payments that are made. Round your answer to the nearest cent.
Calculating the value of d and the fixed monthly payments against a $200,000 mortgage that last for 25 years
The value of d = $1088.63fixed monthly payments made = $372Given that :
Present value ( PV ) $200,000
Period = 25 years
Total period ( n ) = 25 * 12 = 300
also PMT is done monthly
∴ monthly interest rate = ( 716.67 / 200,000 ) * 100 = 0.358% ( r )
i) Next step : Calculate the value of PMT
using the equation below
\(PMT = [\frac{PV}{\frac{1-(1+r)^{-n} }{r} } ]\) where : PV = $200,000, r = 0.358% , n = 300
input values into equation
∴ d = PMT = $1088.63
ii) Fixed monthly payments
= d - 716.67
= 1088.63 - 716.67 = $372
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Answer:
b1=$200,000−$372.41=$199,627.59
$199,628
if you take away 25 from a number you will be left with two and halftimes 30. what is the number?
please help thank you..
A grocery store clerk has 16 oranges, 20 apples, and 24 pears. The clerk needs to put an equal number of apples, oranges, and pears into each basket. What is the greatest number of baskets that can be made so that no fruit is left?
Answer:
4 oranges, 5 apples, 6 pears in each bag
Step-by-step explanation:
theyre all divisible by 4
A large company event was held in a park on a hot day. Afterward, many of the employees got sick. Some blamed the potato salad. To investigate, a random sample of 20 sick employees and a random sample of 20 non-sick employees are selected. Each selected individual is asked if they ate the potato salad. The results are displayed in the table.
Management would like to know if there is convincing evidence that the distribution of responses about eating the potato salad differs for all employees who are sick versus those who are not sick. What are the appropriate hypotheses for this test?
H0: There is no difference in the distribution of responses among those who are and are not sick.
Ha: There is a difference in the distribution of responses among those who are and are not sick.
H0: There is a difference in the distribution of responses among those who are and are not sick.
Ha: There is no difference in the distribution of responses among those who are and are not sick.
H0: There is no difference in the distribution of responses for the 20 employees who are sick and the 20 employees who are not sick.
Ha: There is a difference in the distribution of responses for the 20 employees who are sick and the 20 employees who are not sick.
H0: There is a difference in the distribution of responses for the 20 employees who are sick and the 20 employees who are not sick.
Ha: There is no difference in the distribution of responses for the 20 employees who are sick and the 20 employees who are not sick.
The appropriate hypotheses for this test are: H0: There is no difference in the distribution of responses. Ha: There is a difference in the distribution of responses.
The chosen hypotheses are based on the objective of the investigation, which is to determine if there is convincing evidence that the distribution of responses about eating the potato salad differs between employees who are sick and those who are not sick.
The null hypothesis (H0) assumes that there is no difference in the distribution of responses about eating the potato salad between the sick and non-sick employees. This means that the proportion of employees who ate the potato salad would be the same in both groups, and any observed difference in the distribution of responses is due to random chance or factors unrelated to being sick or not sick.
On the other hand, the alternative hypothesis (Ha) proposes that there is a difference in the distribution of responses about eating the potato salad between the sick and non-sick employees. This suggests that the proportion of employees who ate the potato salad would be significantly different in the two groups, indicating a possible association between consuming the potato salad and getting sick.
By formulating these hypotheses, the investigation aims to evaluate whether the data provides convincing evidence to reject the null hypothesis in favor of the alternative hypothesis, indicating a meaningful relationship between eating the potato salad and falling sick.
Therefore, the correct answer is:
H0: There is no difference in the distribution of responses about eating the potato salad among those who are and are not sick.
Ha: There is a difference in the distribution of responses about eating the potato salad among those who are and are not sick.
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solve: c-10+3c<2 step by step
Answer:
c < 3
Step-by-step explanation:
We can first add 10 to both sides to remove the -10.
This is additive property of equality, where both sides must stay the same ratio, so we always use the same property on both sides unless simplifying what is already there.
So we now have c + 3c < 12.
As I mentioned less than 2 full sentences above, we can simplify without doing the same thing to both sides if it is already there, so we can add the c + 3c since it is already there.
We now have 4c < 12.
Then, we divide both sides by 4 to get c, and again mentioned about 4 sentences above, we need to divide both sides.
So we now should have c < 3.
NOTE: IF YOU HAVE A SIMILAR PROBLEM WHERE THE VARIABLE IS NEGATIVE LIKE -4a FOR EXAMPLE, THE INEQUALITY SIGN CHANGES DIRECTION. IN THIS PROBLEM, THAT IS NOT THE CASE, BUT FOR FUTURE PROBLEMS, THAT IS A MUST.
:D
The total amount of a telephone bill including 10% TSC are as follows: Find the grand total amoun if the VAT is 13%. (a) Rs 4500 (b) Rs 3000 (c) Rs 2500
Answer:
1. ..................
2. ,,,,,,,,,,,,,,,,,,
3. _______
Step-by-step explanation:
I don't know
3 problems for 1 final answer. fairly easy 8th grade math.
When we evaluate the given expression, A/5 + √(B - C), the result obtained is 9 (option B)
How do i determine the value of A/5 + √(B - C)?
First, we shall determine the value of A. Details below:
A = Product of roots in x² - 11x + 30Value of A =?Quadratic equation is expressed as:
x² - (sum of root)x + product of root
Comparing the above with x² - 11x + 30, we have
x² - 11x + 30 = x² - (sumof root)x + product of root
Product of roots = 30
Thus,
A = 30
Next, we shall determine the value of B. details below:
f(x) = x² + 5Value of B = f(2) =?f(x) = x² + 5
f(2) = 2² + 5
f(2) = 9
Thus,
B = 9
Next, we shall determine the value of C. Details below:
(x² - 2x - 24) / (x + 4)Value of C = Remainder =?Let
x + 4 = 0
Thus,
x = -4
Substitute the value of x into x² - 2x - 24 to obtain the remainder as shown below:
Remainder = x² - 2x - 24
Remainder = (-4)² - 2(-4) - 24
Remainder = 0
Thus,
C = 0
Finally, we shall determine value of A/5 + √(B - C). Details below:
A = 30B = 9C = 0Value of A/5 + √(B - C) =?A/5 + √(B - C) = 30/5 + √(9 - 0)
A/5 + √(B - C) = 6 + √(9
A/5 + √(B - C) = 6 + 3
A/5 + √(B - C) = 9
Thus, the value of A/5 + √(B - C) is 9 (option B)
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Bigco Corporation is one of the nation’s leading distributors of food and related products to restaurants, universities, hotels, and other customers. A simplified version of its recent income statement contained the following items (in millions).
Cost of sales $ 11,571
Income taxes 249
Interest expense 23
Net earnings 1,442
Sales 16,400
Earnings before income taxes 1,691
Selling, general, and administration expense 3,543
Other revenues 428
Total expenses (excluding income taxes) 15,137
Total revenues 16,828
Prepare an income statement for the year ended June 30, current year. (Hint: First order the items as they would appear on the income statement and then confirm the values of the subtotals and totals.)
Step-by-step explanation:
I hope this answer is helpful ):
Four times a number -2 is greater than 3+ twice that number
Need help
Triangle TUV is dilated by a scale factor of 2.5
The coordinates of V' include the following: V' (-5, -10).
What is a dilation?In Geometry, a dilation is a type of transformation which typically changes the side lengths of a geometric object, but not its shape.
This ultimately implies that, the dimension (size) or side lengths of the dilated geometric object would increase or decrease depending on the scale factor applied.
In this scenario an exercise, we would dilate the coordinates of V at (-2, -4) by applying a scale factor of 2.5 that is centered at the origin as follows:
V (-2, -4) → V' (-2 × 2.5, -4 × 2.5) = V' (-5, -10).
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A bank wants to estimate the difference in the proportion of its "big" customers who have a second account with a different bank and the proportion of its "small" customers who also have an account with another bank. Of the 200 “big” customers who were randomly selected, 160 claimed to also bank with other banks. Of the 300 “small” customers who were randomly selected, 120 claimed to also bank with other banks.
Based on the 99% confidence interval (0.297, 0.503), is there convincing evidence of a difference in the proportion of “big” bank customers who bank with more than one bank as compared with the “small” customers who bank with more than one bank?
Because
contained in the interval, there is
to believe there
a difference in the proportion of “big” bank customers who bank with more than one bank as compared to the “small” customers who bank with more than one bank.
Yes, based on the 99% confidence interval (0.297, 0.503), there is convincing evidence of a difference in the proportion of "big" bank customers who bank with more than one bank compared to the "small" customers who bank with more than one bank.
The confidence interval (0.297, 0.503) represents the range of values within which the true difference in proportions between the two customer groups is likely to fall with 99% confidence. Since the interval does not include zero (0), we can conclude that there is a statistically significant difference between the proportions.
To further explain, the confidence interval was constructed using the sample proportions and the standard error. The sample proportion for the "big" customers who bank with other banks is 160/200 = 0.8, and for the "small" customers, it is 120/300 = 0.4. The standard error takes into account the sample sizes and proportions, and it measures the uncertainty in the estimation.
Since the confidence interval does not include zero, it indicates that the true difference in proportions is unlikely to be zero. In other words, there is strong evidence that the proportion of "big" bank customers who bank with more than one bank is higher than the proportion of "small" customers who do the same.
Therefore, based on the provided data and the confidence interval, we can conclude that there is convincing evidence of a difference in the proportion of "big" bank customers who bank with more than one bank compared to the "small" customers who bank with more than one bank.
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What is the equation for f(x)?
The solution is:
The inverse of the given equation is ±sqrt(x+1).
Here, we have,
given equation is :
y = x^2 -1
now, we have to find the inverse of the given equation
so, we have,
Exchange x and y, we get,
x = y^2 -1
Solve for y, we get,
Add 1 for each side
we get,
x+1 = y^2-1+1
x+1 = y^2
Take the square root of each side
we get,
±sqrt(x+1) = sqrt(y^2)
±sqrt(x+1) = y
The inverse is ±sqrt(x+1)
Hence, The solution is:
The inverse of the given equation is ±sqrt(x+1).
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complete question:
If f(x) = x^2 -1, what is the equation for f–1(x)?
a) Work out the prime factor decomposition of 396. Give your
answer in index form.
b) The prime factor decompositions of five numbers are shown
below. Use your answer to part a) to work out which two of
these numbers are factors of 396.
88=2³×11
121=11²
9=3²
14=2×7
22=2×11
Answer:
a) Prime factorization of 396: 2² × 3¹ × 11¹
b) Factors of 396: 88 and 9.
Step-by-step explanation:
a) To find the prime factorization of 396, we can start by dividing it by the smallest prime number, which is 2:
396 ÷ 2 = 198
Now we can write:
396 = 2 × 198
Next, we can divide 198 by 2 again:
198 ÷ 2 = 99
So we have:
396 = 2 × 2 × 99
Now we need to find the prime factorization of 99. We can start by dividing it by 3:
99 ÷ 3 = 33
So we can write:
396 = 2 × 2 × 3 × 33
Now we need to find the prime factorization of 33. We can start by dividing it by 3 again:
33 ÷ 3 = 11
So we have:
396 = 2 × 2 × 3 × 11 × 1
We don't need to include the factor of 1, so we can write the prime factorization of 396 in index form as:
396 = 2² × 3¹ × 11¹
b) To find which two of the given numbers are factors of 396, we need to check if all the prime factors of each number are also prime factors of 396.
The prime factorization of 88 is 2³ × 11. Both 2 and 11 are factors of 396, so 88 is a factor of 396.
The prime factorization of 121 is 11². 11 is a factor of 396, but there is no factor of 121 that matches the remaining prime factors of 396 (2² × 3¹), so 121 is not a factor of 396.
The prime factorization of 9 is 3². Both 3 and 2 are factors of 396, so 9 is a factor of 396.
The prime factorization of 14 is 2 × 7. 7 is not a factor of 396, so 14 is not a factor of 396.
The prime factorization of 22 is 2 × 11. Both 2 and 11 are factors of 396, so 22 is a factor of 396.
Therefore, the two numbers that are factors of 396 are 88 and 9.
Given that f(x) = x2 - 5x+6, evaluate the function f(6).
Answer:
f(6) = 12
Step-by-step explanation:
We are given the following function:
\(f(x) = x^2 - 5x + 6\)
Evaluate the function f(6).
This is \(f(x)\) when \(x = 6\). So
\(f(6) = 6^2 - 5(6) + 6 = 36 - 30 + 6 = 12\)
f(6) = 12 is the answer.
let's see who can solve this. pleseeee
The correlation coefficient between X and Y is Corr(X, Y) = 0.
To calculate the marginal distribution of X and Y, we need to integrate the joint probability density function (PDF) over the appropriate ranges.
a. Marginal distribution of X:
To find the marginal distribution of X, we integrate the joint PDF over the range of Y:
∫[0, 1] J(x, y) dy
Since the joint PDF is defined as J(x, y) = 1 for 0 ≤ y ≤ x ≤ 1 and J(x, y) = 0 otherwise, the integral becomes:
∫[0, x] 1 dy = x, for 0 ≤ x ≤ 1
So, the marginal distribution of X is simply X(x) = x for 0 ≤ x ≤ 1.
b. Expectation of X:
The expectation (mean) of X can be calculated as the integral of x times the marginal PDF of X:
\(E(X) = ∫[0, 1] x * X(x) dx = ∫[0, 1] x^2 dx = [x^3/3] from 0 to 1 = 1/3\)
Therefore, the expectation of X is E(X) = 1/3.
c. Variance of X:
The variance of X can be calculated using the formula:
\(Var(X) = E(X^2) - (E(X))^2E(X^2) = ∫[0, 1] x^2 * X(x) dx = ∫[0, 1] x^3 dx = [x^4/4] from 0 to 1 = 1/4Var(X) = 1/4 - (1/3)^2 = 1/4 - 1/9 = 5/36\)
Therefore, the variance of X is Var(X) = 5/36.
d. Covariance of X and Y:
The covariance of X and Y can be calculated as:
Cov(X, Y) = E(XY) - E(X)E(Y)
Since the joint PDF J(x, y) = 1 for 0 ≤ y ≤ x ≤ 1, the integral becomes:
\(E(XY) = ∫[0, 1] ∫[0, x] xy dy dx = ∫[0, 1] [(x^2)/2] dx = [(x^3)/6] from 0 to 1 = 1/6\)
\(E(X) = 1/3 (from part b)E(Y) = ∫[0, 1] ∫[0, x] y J(x, y) dy dx = ∫[0, 1] [(x^2)/2] dx = [(x^3)/6] from 0 to 1 = 1/6\)
Cov(X, Y) = 1/6 - (1/3)(1/6) = 0
Therefore, the covariance of X and Y is Cov(X, Y) = 0.
e. Correlation coefficient between X and Y:
The correlation coefficient can be calculated using the formula:
Corr(X, Y) = Cov(X, Y) / √(Var(X) * Var(Y))
Since the covariance of X and Y is 0, the correlation coefficient will also be 0.
Therefore, the correlation coefficient between X and Y is Corr(X, Y) = 0.
f. Conclusion based on the correlation coefficient:
The correlation coefficient of 0 indicates that there is no linear relationship between X and Y. In this case, the fraction of male runners (X) and the
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which triangle is a right triangle
Answer:
Where are the the options....
The measures of the angles of triangle ABC are given by the expressions in the table. Find the value of x. Then find the measures of angles B and C. Pleas Help, Will give brainiest to be explained answer
(I wrote out the question, there is the picture)
Angle A:
Measure
48 degrees
Angle B:
Measure
(6x-28)
Angle C:
Measure
(2x)
Answer:
Okay I gotcha one sec
You add all the angles to 180
and solve from there
180 is what a triangle measures up to be
48 + (6x -28) + (2x)= 180
20 + 8x = 180
-20 on both sides
8x = 160
160/8
x=20
translate the word phrase into an algebraic equation and solve: the difference of y and eleven gives two
Translating the phrase "the difference of y and eleven gives two" into an algebraic equation, we get y = 13.
An algebraic equation is a mathematical statement that involves one or more variables and mathematical operations such as addition, subtraction, multiplication, division, exponentiation, and taking roots. The equation typically states that two expressions are equal, and the goal is to solve for the value(s) of the variable(s) that make the equation true.
Translating the phrase "the difference of y and eleven gives two" into an algebraic equation, we get:
y - 11 = 2
To solve for y, we can isolate the variable y by adding 11 to both sides of the equation:
y - 11 + 11 = 2 + 11
y = 13
Therefore, the solution to the equation is y = 13.
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A mathematical phrase represented by numbers, variables, and operations is a(n)
pls help:)
Answer:
Expression
Step-by-step explanation:
Answer: Expression
Got this right!!!
Hope this helps!!!
A recent survey showed that exactly 38%
of people in a town buy the local
newspaper. There are 2450 people in the
town.
a) How many people in the town buy the
local newspaper?
b) How many people in the town do not
buy the local newspaper?
Answer:
a) .38 × 2,450 = 931 people buy the local newspaper.
b) 2,450 - 931 = 1,519 people do not buy the local newspaper.
One leg of a right triangle has a length of 7 m. The other side have lengths that are consecutive integers. Find these lengths
Answer:
6 and 5
Step-by-step explanation:
Consecutive means that it is continuous, and since the triangle largest side (7) has to be less than the additive of two other sides. Therefore 6 and 5. Hope this helps.
Answer:
the hypotenuse is 25m while the other leg is 24m
Hope this helps
graph the image of the figure given in the translation
You have a figure (black lines) with the following points:
C(-4,0)
G(-5,-2)
Q(-2,-5)
I(-1,0)
After a translation, the figure becomes the red one, with the following points:
C'(1,2)
G'(0,-1)
Q'(3,-4)
I'(4,1)
You can notice that each x' coordinate of the new figure is respecto the previous figure:
x' = x + 5
Furthermore, for y':
y' = y +1
That is, the transformation applied to the figure (black lines), is:
T<5,1>
In fact, for each point you have:
T<5,1>C(-4,0) => C'(-4+5 , 0 + 1) = C'(1 , 1)
T<5,1>G(-5,-2) => G'(-5 + 5 , -2 + 1) = G'(0 , -1)
T<5,1>Q(-2,-5) => Q'(-2 +5 , -5 + 1) = Q'(3 , -4)
T<5,1>I(-1,0) => I'(-1 + 5 , 0 + 1) = I'(4 , 1)
Show the algorithm/abstract strategy to justify the 3/5?
The algorithm/abstract strategy to justify the fraction 3/5 involves interpreting it as a division, performing the division, and obtaining the decimal representation as the results.
To justify the fraction 3/5, we can use the concept of division and understand it as a ratio or proportion.
Algorithm/Abstract Strategy:
Start with the numerator, which is 3.
Identify the denominator, which is 5.
Interpret the fraction as a ratio or comparison between the numerator and denominator.
Understand that 3/5 represents a division where the numerator (3) is divided by the denominator (5).
Perform the division: 3 ÷ 5.
Simplify the division to its simplest form, if necessary.
The result of the division, in this case, is the decimal representation of the fraction.
If required, convert the decimal representation to a percentage or any other desired form.
For example, if we perform the division 3 ÷ 5, the result is 0.6.
So, 3/5 can be justified as the ratio or proportion where the numerator (3) is divided by the denominator (5) resulting in 0.6.
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