Exponential Functions Application Problems
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The population of Pallet Town increases by 15% every year. If there are currently 190,000 people living there, what will be the population in 13 years?
If necessary, round your answer to the nearest whole number.
4 people.
22,972 people.
1,169,030 people.
1,188,311 people.
Tags
CCSS.HSF-LE.A.1C
2.
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(0.7)x
y=30(5000)x
y=5000(1.3)x
y=5000xx
Tags
CCSS.HSF.LE.A.2
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(1.35)x
y = 15(0.35)x
y = 35(1.15)x
Tags
CCSS.HSF.LE.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the decay factor?
.08
1.08
.92
8
Tags
CCSS.HSF-LE.A.1C
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The value of a car purchased for $20,000 decreases at a rate of 12% per year. What will be the value of the car after 3 years?
$12,800.00
$13,629.44
$17,600.00
$28,098.56
Tags
CCSS.HSF.BF.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ash has $8,000 in a savings account. The interest rate is 3% compounded once a year.
To the nearest cent, how much will he have in his account in 4 years?
$9,004.07
$2,2848.80
$9,011.94
$8,242.71
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A sailboat that costs $5,950 decreases in value by 11% per year. How much will the boat be worth after 6 years?
$5,884.00
$5,178.97
$2,992.96
$2,957.04
Tags
CCSS.HSF.BF.A.2
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