Exponential and Linear Growth and Decay

Exponential and Linear Growth and Decay

9th Grade

13 Qs

quiz-placeholder

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Exponential and Linear Growth and Decay

Exponential and Linear Growth and Decay

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSF.LE.A.2, HSF.BF.A.2, HSF.LE.B.5

+1

Standards-aligned

Created by

Anthony Clark

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

y=5000(1 - 0.30)x

y=30(5000)x

y=5000(1 + 0.30)x

y=5000xx

Tags

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a, the starting term, for the function: f(x) = 300(1.16)x?

300

1.16

.16

x

Tags

CCSS.HSF.LE.B.5

3.

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 + 0.35)x

y = 15(0.35)x

y = 35(1+ 0.15)x

Tags

CCSS.HSF.LE.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

James' 70 in. giant peach doubles in size every week. Write an expression that would represent how big the peach is after 5 weeks.

70(2)35

70(2)5

2(70)5

5(70)2

Tags

CCSS.HSF.BF.A.2

5.

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+ 0.14)x

y=6(1 - 0.14)x

Tags

CCSS.HSF.LE.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates at a rate of 5%. How much will the printer be worth in 8 years?

$23,219.72

$136.72

$51,710.94

$16,710.94

Tags

CCSS.HSF.BF.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bruno was given $2000 when he turned 3 years old.  His parents invested it at a 2% interest rate compounded annually.  No deposits or withdrawls were made.  Which expression can be used to determine how much money Bruno had in the account when he turned 16? 

2000(1+0.02)13

2000(1-0.02)13

2000(1+0.02)16

2000(1-0.02)16

Tags

CCSS.HSF.BF.A.2

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