Exponential Growth & Decay

Exponential Growth & Decay

9th Grade

16 Qs

quiz-placeholder

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Exponential Growth & Decay

Exponential Growth & Decay

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Anthony Nappi

Used 1+ times

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the model P=A(1+r)t best represent?

Exponential growth
Simple Interest
Compound Interest
Exponential Decay

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What type of function is f(x)=2(1/7)x ?

Exponential Growth
Linear
Exponential Decay
None of the Abovee

3.

MULTIPLE CHOICE QUESTION

2 mins • 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(0.7)x
y=30(5000)x
y=5000(1.3)x
y=5000xx

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What type of function is y = 7(5/4)x?

Exponential Growth
Exponential Decay
Linear
None of the above

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

9766
9006
9765
5433

6.

MULTIPLE CHOICE QUESTION

5 mins • 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

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Twenty years ago, Mr. Davis purchased his home for $160,000. Since then, the value of the home has increased about 5% per year. How much is the home worth today?

$176,783.29
$424,527.63
$57,357.75
$532,041,076.80

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