Exponential Growth and Decay Word Problems Practice
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 2+ times
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9 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A population of fish starts at 8,000 and decreases by 6% per year. Use an exponential function to find the population of fish in 10 years.
Round to the nearest whole number.
Tags
CCSS.HSF-LE.A.1C
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does "t" stand for in the exponential growth formula?
final amount
time
original amount
rate of growth
Tags
CCSS.HSF-IF.C.8B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Marburn has 80 total students in our High School. It is projected to grow at rate of 2% every year. How many students will be in the High School in 5 years from now?
72.3 students
88.3 students
199.1 students
80 students
Tags
CCSS.HSF-LE.A.1C
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The population of a town is decreasing at a rate of 5% per year. This year there are 10,000 people in this town, how many people will be left in 20 years from now? (round to the nearest whole number)
26,533 people
358 people
1 person
3,585 people
Tags
CCSS.HSF-LE.A.1C
5.
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
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the DECAY rate? Write as a percent! CAREFUL!!!
Tags
CCSS.HSF-IF.C.8B
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
You start an account with $500 and an interest rate of 6% compounded yearly. How much is in the account after 3 years?
Round to the nearest cent. (two decimal places)
Tags
CCSS.HSF-LE.A.1C
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