Interest Percent

Interest Percent

7th Grade

18 Qs

quiz-placeholder

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Interest Percent

Interest Percent

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

CCSS
7.RP.A.3, HSF.LE.A.2, 6.RP.A.3C

+1

Standards-aligned

Created by

Anthony Clark

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write an equation that models the following situation:
Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.

y=6(0.14)x

y=6(1+14)x

y=6(1.14)x

y=6(0.86)x

Tags

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

y = 15(35)x

y = 15(1.35)x

y = 15(0.35)x

y = 35(1.15)x

Tags

CCSS.HSF.LE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

f(x)=400(3)x

f(x)=400(0.97)x

f(x)=400(1.03)x

f(x)=400(0.03)x

Tags

CCSS.HSF.LE.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays a simple interest rate of 3.8%. What will be the amount of interest earned after 15 years?

$3182.50

$270.75

$2707.50

$745.75

Tags

CCSS.7.RP.A.3

5.

OPEN ENDED QUESTION

1 min • Ungraded

Media Image

Jane deposited $22,000 at a bank that pays 10% interest. Bill deposited $16,000 at a bank that pays 16% interest. Who will receive more interest in a year, and by how much more?

Evaluate responses using AI:

OFF

Tags

CCSS.7.RP.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You lend $240 to your friend. He pays you back $270 in one year . What interest rate did you charge your friend?

88%

20%

12.5%

10%

Tags

CCSS.6.RP.A.3C

7.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

Principal = $800
Interest Rate = 3.5%
Time = 6 months
Find the interest earned.

14

140

168

16.80

Tags

CCSS.7.RP.A.3

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