Exponential Word Problems with Compound Growth and Half-Like

Exponential Word Problems with Compound Growth and Half-Like

9th Grade

10 Qs

quiz-placeholder

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Exponential Word Problems with Compound Growth and Half-Like

Exponential Word Problems with Compound Growth and Half-Like

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You have 30,016 grams of radioactive kind of rubidium. How much will be left after 54 minutes if its half-life is 18 minutes?

15,008 grams.

7,504 grams

3,752 grams.

1,876 grams.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Gasoline costs $1.99 per gallon. If the price per gallon increases an average of 6% per month, which function models the exponential growth of the pricing?

1.06(1.99)t

1.99(1.06)t

[1.06(1.99)]t

1.99(.94)t

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the initial value for the function: f(x) = 300(1.16)x?

300

1.16

.16

x

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The population of Hickory NC, can be modeled by P=6191(1.04)t where t is the number of years since 1995. What was the population in 1995?

6191

1

1995

1.04

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)3

Growth

Decay

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A population of a city is 422,000 and increases by 12% each year. Use an exponential function to find the population of the city after 8 years.

100,144 people

1,083,024 people

1,044,856 people

200,000 people

7.

MULTIPLE CHOICE QUESTION

1 min • 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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