Exponential Functions Word Problem
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 2+ times
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15 questions
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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(0.7)x
y=30(5000)x
y=5000(1.3)x
y=5000xx
Tags
CCSS.HSF.LE.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
You have inherited land that was purchased for $30,000 in 1960. The value of the land increased by approximately 5% per year. What is the approximate value of the land in the year 2011?
$361,223.09
$15,000.00
$31,500.29
$280,500.86
3.
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 exponential equation?
y=8(15,000)x
y=15,000(0.92)x
y=15,000(1.08)x
y=15,000(0.08)x
Tags
CCSS.HSF.LE.A.2
4.
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=5000(1.3)x
y=30(5000)x
y=5000xx
Tags
CCSS.HSF.LE.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The population of Boringtown decreased annually by 1.8% between the year 2015-2018. In 2015, there were approximately 200,000 people living in Boringtown. Which function models the city's population since 2015?
f(x) = 200,000(1 + 0.018)3
f(x) = 200,000(1 - 0.18)3
f(x) = 200,000(1 + 0.18)3
f(x) = 200,000(1 - 0.018)3
Tags
CCSS.HSF.LE.A.2
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Cassandra bought an antique dresser for $500. The value of her dresser increases 6% annually. Write the equation that represents the situation. Write the equation using this format with no spaces: y=a(b)^x
(a)
Tags
CCSS.HSF.LE.A.2
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates (loses value) at a rate of 5%.
Write the equation that represents the situation.
Write the equation using this format with no spaces:
y=a(b)^x
(a)
Tags
CCSS.HSF.LE.A.2
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