Growth and Decay Problems

Growth and Decay Problems

9th Grade

15 Qs

quiz-placeholder

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Growth and Decay Problems

Growth and Decay Problems

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSF.LE.A.2, HSF.BF.A.2, HSF-LE.A.1C

+1

Standards-aligned

Created by

Anthony Clark

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Lauren has $90 in a savings account. The interest rate is 5%, compounded annually. To the nearest cent, how much will she have in 2 years?

$99.23

$21.98

$56.46

$9.21

Tags

CCSS.HSF-LE.A.1C

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A cliff overlooking Oak Grove Lake is experiencing erosion, losing elevation at a rate of 5% every millennium. The cliff's current elevation is 1,200 meters. What will its elevation be in 6 millennia? (Round to the nearest whole number if necessary).

882

465

349

975

Tags

CCSS.HSF-LE.A.1C

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kelsey deposited $30 in a savings account earning 10% interest, compounded annually. To the nearest cent, how much interest will she earn in 3 years?

$9.93

$2.01

$17.60

$5.75

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Thanks to its environmental initiatives, Silvergrove has cut its annual CO2 emissions by 5%. This year, the town produced 290,000 metric tons of emissions. If the downward trend continues, how much CO2 will be produced 7 years from now? (Round to the nearest whole number if necessary).

202,518

135,792

78,376

20,658

Tags

CCSS.HSF.BF.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The mice population is 25,000 and is decreasing by 20% each year. What will be the mice population after 3 years?

12,800

15,777

102, 475

2,500

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Your new computer cost $1500 but it depreciates in value by about 18% each year. How much will your computer be worth in 6 years? (Round to the nearest cent.)

$456.01

$556.98

$778.22

$332.63

Tags

CCSS.HSF-LE.A.1C

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Does the following equation represent growth or decay?

Growth

Decay

Tags

CCSS.HSF-IF.C.8B

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