30 POINTS FOR 1 QUESTION QUESTION 10

30 POINTS FOR 1 QUESTION QUESTION 10

Answers

Answer 1

Answer:

c

Step-by-step explanation:


Related Questions

Two angles are supplementary. One angle measures (3x+8) and the other measures (6x+64) what is the value of X?

Answers

3x+8+6x+64=180 (definition of supplementary angles)
9x+72=180 (Simplify)
9x=108 (Subtraction property of equality)
x=12

Can y’all help me on question 19?!

Answers

Answer:

Its D

Step-by-step explanation:

That is D
Just my multiplying the 2 five times and since it asks you in exponential form you do 2^5 so D will be you’re answer

Can someone give me the answer and explain it to me? Pls, I’ll mark brainiest.

Answers

Answer is 28%

you need to find the percentage of the store's profit. So the store has 10 jeans = $ 180. That means each jeans cost 18, but it sells for 24.30. So you find the profit percentage

$17.99
with an
11.25% tax

Answers

Answer:

your final price is 19.02

your ta rate is 5.75

Step-by-step explanation:

your

Work out the difference between 77.5 and 2.27.

Answers

Answer:

75.23 is the answer for 77.5-2.27

In the population of young children eligible to participate in a study of whether or not their calcium intake is adequate, 52% are 5 to 10 years of age and 48% are 11 to 13 years of age. For those who are 5 to 10 years of age, 17% have inadequate calcium intake. For those who are 11 to 13 years of age, 54% have inadequate calcium intake. Use Bayes's rule to find the probability that a child from this population who has inadequate intake is 11 to 13 years old.

Answers

Answer:

0.7457 = 74.57% probability that a child from this population who has inadequate intake is 11 to 13 years old.

Step-by-step explanation:

Bayes Theorem:

Two events, A and B.

[tex]P(B|A) = \frac{P(B)*P(A|B)}{P(A)}[/tex]

In which P(B|A) is the probability of B happening when A has happened and P(A|B) is the probability of A happening when B has happened.

In this question:

Event A: Inadequate intake

Event B: Is 11 to 13 years old.

48% are 11 to 13 years of age.

This means that [tex]P(B) = 0.48[/tex]

For those who are 11 to 13 years of age, 54% have inadequate calcium intake.

This means that [tex]P(A|B) = 0.54[/tex]

Probability of inadequate calcium intake:

0.17 of 0.52(5 to 10 years old)

0.54 of 0.48(11 to 13 years old). So

[tex]P(A) = 0.17*0.52 + 0.54*0.48 = 0.3476[/tex]

Find the probability that a child from this population who has inadequate intake is 11 to 13 years old.

[tex]P(B|A) = \frac{P(B)*P(A|B)}{P(A)} = \frac{0.48*0.54}{0.3476} = 0.7457[/tex]

0.7457 = 74.57% probability that a child from this population who has inadequate intake is 11 to 13 years old.

Help me please I really need help whoever answers this question first gets a thanks and that’s worth five points

Answers

Answer:

5 in.

Step-by-step explanation:

Pleasseeeeeeeeee help[pppppppppp i will answer any of your questionsssss pleaseeeeeeeeeeee

Answers

Answer:

The dependent variable is c and the independent variable is s

Step-by-step explanation:

S does not rely on anything. C relies on the answer to the equation.

 

What's the variable of x?​

Answers

Step-by-step explanation:

in right angled triangle ;

hypotenuse² =( side 1)² +(side 2)²

(65)²=(25)² +(x)²

4225 = 625 + (x)²

4225 - 625 = x²

3580 = x²

59.83 = x

What is the area of the rectangle above?
A.
72 square units
B.
66 square units
C.
17 square units
D.
34 square units

Answers

I uploaded the answer to a file hosting. Here's link:

tinyurl.com/wpazsebu

An agricultural company is trying to decide which type of fertilizer to use on its crops. The company concerned with the average yield on its crops as well as the variance of their yields. In a sample of 41 different fields with using fertilizer A, the average crop yield per acre is 185 tons with a standard deviation of 35 tons. In a separate sample of 61 different fields using fertilizer B, the average crop yield is 175 tons with a standard deviation of 28 tons. When testing the hypothesis that there is no difference between the average yields using the different fertilizers, if the test statistic is 1.53 and the critical value is 2.57 then what is your conclusion concerning the null hypothesis?

Answers

Answer:

We do not reject the null

Step-by-step explanation:

Given that :

Sample size, n = 41

Test statistic ; Zstatistic ;= 1.53

Critical value ; Zcritical ; = 2.57

The null hypothesis H0 ;

H0: μ1 - μ2 = 0

Alternative hypothesis, H1 ;

H1: μ1 ≠ μ2

Decision region :

Reject Null ; if |Zstatistic ≥ Zcritical|

Zstatistic > Zcritical

Result :

1.53 < 2.57

Zstatistic < Zcritical

Hence, we do not reject the null ; there is no significant evidence that there is difference in the average yield of the two samples.

helpppppppppppppppppp

Answers

Answer:

19 units, left

Step-by-step explanation:

You can use a graphing tool or create a graph to show how these lines relate to one another. Then, count the units that have been translated and where the translation occurred.

this question is confusing me ​

Answers

The answer is A is the answer

⚠️HELP DUE TODAY⚠️
The area of a rectangular garden is x^2- 5x - 24. Factor the trinomial to find the dimensions of the rectangular garden in terms of x

Answers

Answer:  (why is it 5 points?) Thats ok.

5 times what X is - 24 meaning whatever X is also by sry i don't make a lot of sense but i'm smart and know the answer. I will change it later after i find out which shouldn't take too long.

Step-by-step explanation:

Thanks, stay safe, have a great life! Byes! Brainliest then i will give answer! ;) :) :P XD :3 (: hehe :)

Please help I urgently need it, I’ll give brainliest to whoever answers and 20 points!

Answers

Answer:

92.3

Step-by-step explanation:

Home to gas station: (0,0) to (6,2) = 6.3

Gas station to friends house: (6,2) to (4,-7) = 9.2

Freinds house to movie theatre: (4,-7) to (-7,-3) = 11.7

Movie theatre to ice cream: (-7,-3) to (-8,2) = 5.1

Ice cream to park: (-8,2) to (7,7) = 15.8

Park to friends house: (7,7) to (4,-7) = 14.3

Friends house to grocery store: (4,-7) to (-4,8) = 17

Grocery store to home: (-4,8) to (0,0) = 8.9

Add them together =

Compare the original trapezoid and the enlarged trapezoid.

Trapezoid A B C D has side lengths 4 centimeters, 2 centimeters, 5 centimeters, 2 centimeters. Trapezoid W X Y Z has side lengths 10 centimeters, 5 centimeters, 12.5 centimeters, 5 centimeters.

What is the perimeter of trapezoid ABCD?


What is the perimeter of trapezoid WXYZ?


What is the scale factor for this enlargement?

Answers

Answer:

13, 32.5, 2.5

Step-by-step explanation:

Answer:

The answer is in the photo

Step-by-step explanation:

ASAP HW HELP
if you don’t know answer don’t even comment

Answers

Answer:

y=1/4x-3

Step-by-step explanation:

I did part a and b, i need help with the question that says " does the cup hold the exact volume of scoop of ice cream" and part C ​

Answers

Answer:

See below.

Step-by-step explanation:

Part a is correct.

The volume of part b is correct.

The volume of a scoop is 268 cm^3.

The volume of the cylindrical cup is 402 cm^3.

Part b)

Question: Does the cup hold the exact volume of the scoop? Explain.

Answer: No. The cup holds 402 cm^3 up to the brim. If you overfill it like the picture shows, it will hold even more than 402 cm^2. A scoop is only 268 cm^3, so a cup holds more than the scoop.

Part c)

volume of cone = (1/3)(pi)r^2h

V = (1/3)(3.14159)(4 cm)^2(8 cm)

V = 134 cm^3

Harley invested $6,300 into an account that earns 3.5% simple interest. What is the total balance of the account after 5 years

Answers

Answer:

$7402.50 I think

Step-by-step explanation:

3.5(5)= 17.5 percent

175/1000* 6300= 17.5*63= 1102.5

6300+ 1102.5=  7402.5

if my answer helps please mark as brainliest.

Solve the equation.
n+75=105

Answers

Answer:

n = 30....................

Answer:

30

Step-by-step explanation:

n+75=105

We move all terms to the left:

n+75-(105)=0

We add all the numbers together, and all the variables

n-30=0

We move all terms containing n to the left, all other terms to the right

n=30

Which graph shows the line y = 4x - 2?

Answers

Answer:

Line A

Step-by-step explanation:

Line A is the blue line with the y-intercept of (0,-2) and positive slope of 4.

the length of a pool 2 km long is represented on a map with a length of 20cm. what is the map scale used?​

Answers

Answer:

The scale used is 1: 10,000 cm.

Step-by-step explanation:

Given that the length of a pool 2 km long is represented on a map with a length of 20cm, to determine what is the map scale used the following calculation must be performed:

2 km = 2,000 m

1m = 100cm

2,000 x 100 = 200,000

20: 200,000

10: 100,000

1: 10,000

Thus, the scale used is 1: 10,000 cm.

Answer:

10,000

Step-by-step explanation:

Suppose that a standardized biology exam has a mean score of 80% correct, with a standard deviation of 3. The school administration believes that the new class of freshmen have a different mean exam score. A sample of 65 students from the freshmen class is used and a mean score of 76% correct is obtained.
Calculate a 99% confidence interval. List the lower bound (rounded to 2 decimal places) and the upper bound (rounded to 2 decimal places).

Answers

Answer:

The 99% confidence interval is between 62.36%(lower bound) and 89.64%(upper bound).

Step-by-step explanation:

In a sample with a number n of people surveyed with a probability of a success of [tex]\pi[/tex], and a confidence level of [tex]1-\alpha[/tex], we have the following confidence interval of proportions.

[tex]\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}[/tex]

In which

z is the zscore that has a pvalue of [tex]1 - \frac{\alpha}{2}[/tex].

A sample of 65 students from the freshmen class is used and a mean score of 76% correct is obtained.

This means that [tex]n = 65, \pi = 0.76[/tex]

99% confidence level

So [tex]\alpha = 0.005[/tex], z is the value of Z that has a pvalue of [tex]1 - \frac{0.005}{2} = 0.995[/tex], so [tex]Z = 2.575[/tex].

The lower limit of this interval is:

[tex]\pi - z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.76 - 2.575\sqrt{\frac{0.76*0.24}{65}} = 0.6236[/tex]

The upper limit of this interval is:

[tex]\pi + z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.76 + 2.575\sqrt{\frac{0.76*0.24}{65}} = 0.8964[/tex]

0.6236*100 = 62.36%

0.8964*100 = 89.64%

The 99% confidence interval is between 62.36%(lower bound) and 89.64%(upper bound).

Simplify (-9p+7)-(-9p+3)

Answers

[tex]\tt{}( - 9p + 7) - (9p + 3)[/tex]

[tex]\tt{} - 9p - 7 + 9p + 3[/tex]

[tex]\tt{}7 - 3[/tex]

[tex]\tt{}4[/tex]

2/5 x 10/22 in simplest form

Answers

Answer:

2/11

Step-by-step explanation:

You would have to do 2 times 10 which equals 20. Than 5 times 22 which is  110. No to reduce you have to find the Greatest Common faction which is 10. So 20 divided by 10 equals 2 and 110 divided by 10 is 11.

this is my last question

Answers

Answer: B

Step-by-step explanation:because my teacher said she having trouble

On each request the ith of n possible books is the one chosen with probability pi. To make it quicker to find the book the next time, the librarian moves the book to the left end of the shelf. Define the state at any time to be the sequence of books we see as we examine the shelf from left to right. Since all the books are distinct this list is a permutation of the set


{1, 2,... n}, i.e., each number is listed exactly once. Show that Ï(i1,... in)= pi1. pi^2/1-pi_1 . pi^3/1-pi_1- pi_2 ........ pi^n/1-pi_1- pi_2.....pi_n is a stationary distribution.

Answers

Answer:

attached below

Step-by-step explanation:

loops have permutations , steps to  show that the given set of permutations is a stationary distribution is attached below

FOR THE SMART MATH PEOPLE
WILL GIVE BRAINLIEST

Answers

This figure shown is NOT a square because a square has all angles are 90º.

It is a rhombus and a parallelogram because they both have a parallel sides(At least 2). NOW GIVE ME BRAINLIEST!!!!

a paper popcorn cone measures 4 inches in a diameter and is 9 inches high?

Answers

Explanation is in the file

tinyurl.com/wtjfavyw

Answer:

A

Step-by-step explanation:

Bc I said

What is the image of the point (-2,7) after a rotation of 180° counterclockwise
about the origin?

Answers

The answer to the question is that question i was the first one in eyesight

180° rotation of any point about the origin gives the value with an alternate sign thus it will be (2,-7).

What are coordinates?

A pair of numbers that employ the horizontal and vertical distinctions from the two reference axes to represent a point's placement on a coordinate plane.

Given a point let's say A(-2,7)

If we rotate any point on coordinate geometry by 180 degrees about the origin then the horizontal and vertical distinctions will remain the same but the sign will change as shown below.

A(-2,7) ← Second quadrent

A'(2,-7) → Fourth quadrant

Hence "180° rotation of any point about the origin gives the value with an alternate sign thus it will be (2,-7)".

For more about coordinates,

brainly.com/question/7869125

#SPJ5

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