Carlos took a test and made a 50. On the next test, he made 75. What is the percentage of change between the two test scores?

A. 150% increase
B. 150% decrease
C. 50% decrease
D. 50% increase

Answers

Answer 1

Answer:

D

because if you increase by 50%, you get half of 50, which is added on ecause its an increase, therefore you should be left with 75%

Answer 2
D. 50% increase! 50% of 75 is 25, and 25+50=75%

Related Questions

What is 5 and 2/3 as an improper fraction?

Answers

Answer:

17/3

Step-by-step explanation:

You would need to convert 5 into a fraction with the denominator 3, so 5 = 15/3. 15/3 + 2/3 = 17/3

I still don’t understand please help. I put the most I could but I still don’t know :(

Answers

Answer:

Just go pack a bowl

Step-by-step explanation:

What are the 2 steps that are true when you are dividing fractions.

A. Use the phrase keep, change, flip, then solve
B. The first step is to multiply straight across.
C. Multiply by the reciprocal.
D. Always flip the first fraction.

Answers

A) Use the phrase keep,change,flip, then solve

Example, 5/10 divided by 5/10=5/10 times 10/5(flip the second fraction )

100 stickers are evenly divided between 16 children. How many stickers will be left over at the end?

Answers

Answer:

4

Step-by-step explanation:

16x6 is 96, the closest below 100. 100-96 is 4

Answer:

6

Step-by-step explanation:

PLEASEE HELPP
will mark BRAIBLEIST

Answers

noellepaik is answering....✏️

Its all confusing can someone help me

Answers

Answer:

what is a quartile?

Step-by-step explanation:

Answer:

The interquartile range is Q3 minus Q1, so IQR = 6.5 - 3.5 = 3.

Step-by-step explanation:

consider the following numbers: 1, 3, 4, 5, 5, 6, 7, 11. Q1 is the middle value in the first half of the data set. Since there is an even number of data points in the first half of the data set, the middle value is the average of the two middle values; that is, Q1 = (3 + 4)/2 or Q1 = 3.5. Q3 is the middle value in the second half of the data set. Again, since the second half of the data set has an even number of observations, the middle value is the average of the two middle values; that is, Q3 = (6 + 7)/2 or Q3 = 6.5.

Hope this helps :)

PLSSSSS HELPPPPPPPPPPPPPPP LOOK AT THE PICTURE

Answers

True because the ratios are a comparison of two or more numbers . I think

Gregory borrowed $7,500 from the bank with a 6% annual interest rate to buy a new car. It cost him $10,650 to repay the loan. How many years did Gregory spend repaying his loan? (I’m offering 16 points so whoever’s to answer, please hurry!)

Answers

Answer:

7 years

Step-by-step

7500 x 0.06 = 450

10650 - 7500 = 3150/450

7 years

Pls help I will mark brainliest I need this done and idk what it is

Answers

Answer:<1=120<2=60

Step-by-step explanation:

A medium bottle of water contains 16 fluid ounces of water. A large bottle contains 1.25 as much water as the medium bottle. How many fluid ounces does a large bottle contain?

Answers

20 oz. Multiplying 16 by 1.25 will give you 20.
The large bottle would have 20 fluid ounces.
You would multiply the medium bottle(16 ounces) by the 1.25 and it comes out to be 20

find the 79th term of the following arithmetic sequence. 5,11, 17, 23...

Answers

Answer:

the answer is 479.

Step-by-step explanation:

to make it simpler, pretend you start from 1. 1,7,so on. multiply six by 79, to get 474. but because you are starting from 5 and not 1, you have to add 5 on.

sorry im super bad at math so this might be wrong

I believe 479 would be the correct answer!!

Elena and Lin are trying to solve 12x+3=72x+5. Describe the change they each make to each side of the equation.

Elena’s first step is to write 3=72x−12x+5.
Lin’s first step is to write x+6=7x+10.

Answers

Answer:

No Solution

Step-by-step explanation:

12x + 3 = 72x + 5

subtract 12x from both sides

end up with

3 = 72x - 12x + 5

subtract 12x to 72x

3 = 60x + 5

-5 from both sides

-8 = 60x

since x is a bigger number the answer would be NO SOLUTION

12x + 3 = 72x + 5

I do not understand lins logic

x + 6 = 7x + 10

subtract 6 from both sides

x = 7x + 4

move 7x to the other side

7x = 4

divide 7

x = 0.5

Also wrong because I get how lin got that answer

My way

12x + 3 = 72x + 5

-12 x from both sides

3 = 60x + 5

+5 to other side

8 = 60x

if the x was on the other side it would make sense

but it is not so the Answer is NO SOLUTION

Hope this Helped :)

The required solution of the given equation is given as -0.03.

Given that,
Elena and Lin are trying to solve 12x+3=72x+5. we have to describe the change they each make to each side of the equation.

What is simplification?

The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.

here,
Given equation,
12x+3=72x+5
Add and subtract 12x and 5 on both sides,
12x - 12x + 3 - 5 = 72x - 12x + 5 - 5
-2 = 60x
x = -2/60
x = 0.03

Thus, the required solution of the given equation is given as -0.03.

Learn more about simplification here:

https://brainly.com/question/12501526

#SPJ3


Students at the college are allowed to work on campus no more than 20 hours per week. The jobs that are available pay different rates, starting from $8.75 an hour. Students can earn a maximum of $320 per week.

Write at least two inequalities that could represent the constraints in this situation.

let h = hours worked
let r = the hourly rate in dollars

Answers

H is less than it equal to 20
R is greater than or equal to 8.75

The required system of inequalities is h ≤ 20 and r ≥ 8.75 which represents the constraints in the given situation.

What is inequality?

Inequality is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are not equal.

College students are allowed to work on campus for no more than 20 hours a week. The listed jobs pay a range of rates beginning at $8.75 per hour. Students can earn up to $320 every week.

Let h represents hours worked

Let r represents the hourly rate in dollars

According to the given situation, the required inequalities would be as:

h ≤ 20 and r ≥ 8.75

Therefore, the required system of inequalities is h ≤ 20 and r ≥ 8.75 which represents the constraints in the given situation.

Learn more about the inequalities here:

brainly.com/question/20383699

#SPJ2

Its math homework help please

Answers

I got -66/91. Because of KCF. You would keep 6/7 and multiply by -11/13.

Answer:

-0.725

Step-by-step explanation:

Help, I'm so confused I would love an explanation T-T

Answers

-47 is the answer I'm sure I'm sorry if I'm wrong

please help and give me an explanation I don’t understand or know if it’s correct

Answers

hello :) we got similar answers but i believe you made a few distributing mistakes! hopefully my work makes sense, if not i’ll totally try to explain more

p.s i might be too late whoops

p.p.s i’m in a higher grade but i haven’t done this kinda math in a longgg time haha so if you think i did something wrong trust your gut ✌️

___=8-2 im soo mad pls help me wit dis

Answers

Answer:

6

Step-by-step explanation:

Re-arrange the equation: 8 - 2 = __Solve: 8 - 2 = 6So, the answer is 6

I hope this helps!

Answer:

I'm 95% sure its 6 but idk

Help please!!!!!!!!!!!

Answers

Answer:

Step-by-step explanation:

5/4 -5/6

find the LCF which in this case is 12

15/12-10/12

5/12ths is your answer

The scale of a map is 1 inch = 12 miles. If the map shows that the 2 cities
are 8 inches apart, what would be the distance between the cities in miles?
1 inch
12 miles
8 inches
I miles

Answers

Answer:

96 miles 1=12 and 8= 12 because 8×12=96

least common factor thank you for your help I will give brainiest

Answers

Answer: I think for number 56 is 0.75 because you convert into a decimal by dividing the numerator by the denominator... For number 57 you should get 0.66666666666 so on and so on... For number 58 you should get 36... For 59 you should get 60... If these are wrong i am very sorry...

Hope this helps...

please help me:)
Use the coordinate plane to plot the point (3, 6). Then complete the statements that explain how to plot the point.



Start at the-
.
Move 3 units-
.
Move 6 units-
.
Plot a point.

Answers

Answer:

Start at the - origin

Move 3 units - right

Move 6 units - up

Answer:

Hope this helps

Step-by-step explanation:

Please help me I will give you the brain thing and extra points. image below for graph.
The scatter plot shows the relationship between the average number of nightly customers and the number of months since a restaurant opened. The equation represents the linear model for this data.

y = 5x + 120

What does the number 5 in the equation mean in this context?


The restaurant has been open for 5 months.

A.The average number of customers per night increased by 5 each month.

B.There were 5 customers per night when the restaurant opened.


C.For every 5 months the restaurant has been open, there are 120 more customers per night.

D.There were 5 customers per month after the restaurant was open 120 months.

Answers

Answer:

E?

Step-by-step explanation:

Hope I helped

Answer:

A. The average number of customers per night increased by 5 each month.

Step-by-step explanation:

please help me I will give you the brain thing and extra points, image below for graph.
This scatter plot shows the number of siblings 14 students have and each student's grade level.

Choose the conclusion that is best supported by the data shown in the scatter plot.


There is no relationship between grade level and the number of siblings each student has.

As grade level increases, the number of siblings each student has decreases.

As grade level increases, the number of siblings each student has stays the same.

As grade level increases, the number of siblings each student has increases.

Answers

Answer:

There is no relationship between grade level and the number of siblings each student has.

Step-by-step explanation:

i couldn't really see the graph but from common knowledge this might be the  answer.

!!!!!!!!!!!!!!!!!!!!!!!!

Who has a iMVU account they don't use

Answers

Answer:

......................................... :)

Step-by-step explanation:

Answer:

What's that

Step-by-step explanation:

Well i dont think i have that

Ms. Ortiz is painting her canoe. Two-fifths of gallon of paint covers ¼ of the canoe.

PART A: How much paint is needed for the entire deck?
PART B: How much paint will she need for 5 canoes?

Explain Your reasoning plss I'll mark bainliest for best answer <3

Answers

Answer: 8/5 or 1 3/5

Step-by-step explanation:

2/5 + 2/5 + 2/5 + 2/5

8/5 which is 1 3/5

Is the following relation a function? (1 point)
a.Yes

b. No
(the file is the picture)

Answers

Answer: yes

Step-by-step explanation:

no, there are two outputs for one input!

Norah is building a birdhouse. She has a 3-foot piece of wood and a 4-foot piece of wood. How many feet of wood does she have for the project?

Answers

Since it’s 3 and 4 feet it would be 7 feet

Answer: 7

Step-by-step explanation:

i did the assignment.

Factor the expression using GFC/ Greatest common factor.

45+5

Answers

the factor of each would be 5 so 5(9+1) i think

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Answers

Answer:

58.29cm²

Step-by-step explanation:

The formula for the area of a trapezium is [tex]\frac{1}{2}[/tex]×(sum of parallel lines)×height

[tex]\frac{1}{2}[/tex]×(7+10.4)×6.7 = [tex]\frac{1}{2}[/tex]×17.4×6.7

                       = 58.29cm²

I don't understand this is urgent, please help

Answers

Answer: 19

Step-by-step explanation:

If 15 pies will serve 120 people then you take 120 divided by 15 with is 8.

then take 8 and divide it by 152 which will equal 19

so you will nee 19 pies for 152 people.

that should be correct!!
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