Exponential Growth Decay Word Problems
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Medium
+2
Standards-aligned
Anthony Clark
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)3
Growth
Decay
Tags
CCSS.HSF-IF.C.8B
2.
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
Tags
CCSS.HSF-LE.A.1C
3.
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
Tags
CCSS.HSF-LE.A.1C
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Your shiny new boat cost $7650. The depreciation for your boat is 14% per year. Estimate the value of your vehicle in 3 years. What is the equation that models this problem?
y= 7650(.14)3
y= 7650(.86)3
y= 7650(1+.86/1)3*1
5.
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(1.08)x
y=15,000(0.92)x
y=15,000(0.08)x
Tags
CCSS.HSF.LE.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Someone drops a basketball from a height of 10 feet. Each time it bounces, the bounce height decreases by 1/3. Which statement is correct?
The decay rate is 1/3
and the decay factor is 2/3
The decay rate is 2/3
and the decay factor is 1/3
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The equation that models how much Acetaminophen is in his body is katex latex="y=400\left(0.86\right)^x" Calculate how much medicine is left after 10 hours
400 milligrams
344 milligrams
89 milligrams
11 milligrams
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