Astudent raises her grade average from a 75 to a 90. what was the percent of increase (2023)

Mathematics

Astudent raises her grade average from a 75 to a 90. what was the percent of increase in the student s grade average? round your answer to the nearest tenth of a percent, if necessary. (1 point) 20% 16.7% 8.3% 15% 2. beanbag chairs that normally sell for $36.50 are on sale for $32.12. find the percent of discount. round your answer to the nearest tenth of a percent, if necessary. (1 point) 88% 12% 13.6% 3.38% 3. last year, austin, texas received 23.5 inches of rainfall. this year, austin received 21.2 inches of rainfall. find the percent of decrease

Step-by-step answer

P Answered by PhD Astudent raises her grade average from a 75 to a 90. what was the percent of increase (1) 9

Here are some formulas...
percent increase = (new number - original number) / original number...* 100
percent decrease = (original number - new number) / original number...* 100

a student raises her grade from a 75 to a 90since it is going from a smaller number to a larger number, u have an increase
percent increase = (90 - 75) / 70* 100
= 15/70 * 100
= 0.2142 * 100
= 21.42 rounds to 21.4% increase

36.50 on sale for 32.12...since it goes from a larger number to a smaller number, u have a decrease
percent decrease = (original number - new number) / original * 100
= (36.50 - 32.12) / 32.12...* 100
= 4.38 / 32.12...* 100
= 0.1363...* 100
= 13.63 rounds to 13.6% decrease

23.5 to 21.2this is a decrease
percent decrease = (original number - new number) / original...* 100
= (23.5 - 21.2) / 23.5* 100
= 2.3 / 23.5* 100
= 0.0979 * 100
= 9.79 rounds to 9.8% decrease

Mathematics

Astudent raises her grade average from a 75 to a 90. what was the percent of increase in the student s grade average? round your answer to the nearest tenth of a percent, if necessary. (1 point) 20% 16.7% 8.3% 15% 2. beanbag chairs that normally sell for $36.50 are on sale for $32.12. find the percent of discount. round your answer to the nearest tenth of a percent, if necessary. (1 point) 88% 12% 13.6% 3.38% 3. last year, austin, texas received 23.5 inches of rainfall. this year, austin received 21.2 inches of rainfall. find the percent of decrease

Step-by-step answer

P Answered by PhD Astudent raises her grade average from a 75 to a 90. what was the percent of increase (2) 9

Here are some formulas...
percent increase = (new number - original number) / original number...* 100
percent decrease = (original number - new number) / original number...* 100

a student raises her grade from a 75 to a 90since it is going from a smaller number to a larger number, u have an increase
percent increase = (90 - 75) / 70* 100
= 15/70 * 100
= 0.2142 * 100
= 21.42 rounds to 21.4% increase

36.50 on sale for 32.12...since it goes from a larger number to a smaller number, u have a decrease
percent decrease = (original number - new number) / original * 100
= (36.50 - 32.12) / 32.12...* 100
= 4.38 / 32.12...* 100
= 0.1363...* 100
= 13.63 rounds to 13.6% decrease

23.5 to 21.2this is a decrease
percent decrease = (original number - new number) / original...* 100
= (23.5 - 21.2) / 23.5* 100
= 2.3 / 23.5* 100
= 0.0979 * 100
= 9.79 rounds to 9.8% decrease

A student raises her grade average from a 75 to a 90. What was the percent of increase in the student s grade average? Round your answer to the nearest tenth of a percent if necessary

Step-by-step answer

P Answered by PhD Astudent raises her grade average from a 75 to a 90. what was the percent of increase (3) 3

20%

Explanation:

20% is the correct answer because:

(new grade - old grade) / old grade and everything we will multiply with the whole number, 100% and that is actually:

90-75 = 15

15 / 75 = 0,2

0,2 x 100% = 20 %

Mathematics

Astudent raises her grade average from a 75 to a 90. what was the percent of increase in the student’s grade average? round your answer to the nearest tenth of a percent, if necessary.

Step-by-step answer

P Answered by Master Astudent raises her grade average from a 75 to a 90. what was the percent of increase (4) 11

=(new-old)/old *100%
=(90-75)/75 *100%
=20%
hope it helps

Mathematics

Astudent raises her grade average from a 75 to a 90. what was the percent of increase

Step-by-step answer

P Answered by Master Astudent raises her grade average from a 75 to a 90. what was the percent of increase (5) 5

This can be solved algebraically. Before we start, as context, to find a percentage you multiply by the percentage/100.

Astudent raises her grade average from a 75 to a 90. what was the percent of increase (6)

This tells us that 90 is120% of 75. However, your question wants us to find theincrease, therefore we don't need that 100.
Therefore, the increase is20%.

Mathematics

7th grade need its a assignment: inequality word problems quiz1. -3x 27. solve for x. a. x 9 b. x 9 c. x -9 d. x -9 2. x/5 25. solve for x. a.x 20 b.x 5 c.x 100 d.x 125 3. x - 4 17. solve for x. a.x 21 b.x 13 c.x 21 d.x 13 4. what is a possible value of x if -5 x 0? a.-6 b.3 c.-3 d.6 5. which inequality would you use? no more than 220 people are in the theater. a. p 220 b. p 220 the arrow is underlined c. p 220 d.p 220the arrow is underlined 6. which inequality would you use? there are at least a dozen eggs left. a. e 12 b. e 12 c. e 12 d. e 12

Step-by-step answer

P Answered by Specialist Astudent raises her grade average from a 75 to a 90. what was the percent of increase (7) 9

For number 1, you divide both sides by -3 and because it is a negative number, you need to flip the sign so the answer is d.
For number 2, because you need to make the x by itself, you multiply both sides by 5 which gives you c.
For number 3, you add both sides by 4 so you get a.
For number 4, you find the number between -5 and 0 so the answer is c.
For number 5, the answer is b. nothing much to explain.
For number 6, its the greater than with the line underneath
For number 7, the answer is d.
For number 8, b
For number 9, c
For number 10, A

Mathematics

7th grade need its a assignment: inequality word problems quiz1. -3x 27. solve for x. a. x 9 b. x 9 c. x -9 d. x -9 2. x/5 25. solve for x. a.x 20 b.x 5 c.x 100 d.x 125 3. x - 4 17. solve for x. a.x 21 b.x 13 c.x 21 d.x 13 4. what is a possible value of x if -5 x 0? a.-6 b.3 c.-3 d.6 5. which inequality would you use? no more than 220 people are in the theater. a. p 220 b. p 220 the arrow is underlined c. p 220 d.p 220the arrow is underlined 6. which inequality would you use? there are at least a dozen eggs left. a. e 12 b. e 12 c. e 12 d. e 12

Step-by-step answer

P Answered by Specialist Astudent raises her grade average from a 75 to a 90. what was the percent of increase (8) 9

For number 1, you divide both sides by -3 and because it is a negative number, you need to flip the sign so the answer is d.
For number 2, because you need to make the x by itself, you multiply both sides by 5 which gives you c.
For number 3, you add both sides by 4 so you get a.
For number 4, you find the number between -5 and 0 so the answer is c.
For number 5, the answer is b. nothing much to explain.
For number 6, its the greater than with the line underneath
For number 7, the answer is d.
For number 8, b
For number 9, c
For number 10, A

Mathematics

Lily is going to invest $750 and leave it in an account for 18 years. Assuming the interest is compounded daily, what interest rate, to the nearest tenth of a percent, would be required in order for Lily to end up with $1,180?

Step-by-step answer

P Answered by PhD

Astudent raises her grade average from a 75 to a 90. what was the percent of increase (9)

The answer is in the image

Mathematics

Christine is working on learning new recipes because she wants to be prepared when she leaves for college. After her first week, combining what she already knew with a few new recipes, she has already mastered 13 dinners. She is planning to add 2 new ones each week to her skills.

Step-by-step answer

P Answered by PhD

Answer:

First term of the sequence is 13.
To get the next term you would add 2.
After ten weeks total number of recipies mastered bt Christine = 33.

Step-by-step explanation:

Solution is provided in the image.

Astudent raises her grade average from a 75 to a 90. what was the percent of increase (10)

Mathematics

If the present value of $400 paid one year from now is $320, what is the one-year interest rate? (Note: this number is also known as the discount rate.) *Make sure to input all percentage answers as numeric values without symbols, and use two decimal places of precision. For example, if the answer is 6%, then enter 0.06.

Step-by-step answer

P Answered by PhD

The solution is provided in above image.

Astudent raises her grade average from a 75 to a 90. what was the percent of increase (11)

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