
Growth And Decay Warm Up
Authored by Cosette Hockersmith
Mathematics
9th - 11th Grade
Used 2+ times

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7 questions
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1.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
Select all the equations that represent exponential decay.
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A flea medicine breaks down at a rate of 20% per hour. This is the rate of decay of the medicine. The initial dose is 60 milligrams. Which of the following represent the equation the models the amount of flea medicine left in an animal?
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Write an equation that models the following situation:
Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation?
5.
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?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The original value of a painting is $1400, and the value increases by 9% each year. Write an exponential growth function to model this situation.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A laptop worth $2,000 depreciates at a rate of 10% annually. What is the correct depreciation formula?
y=2,000(0.10)x
y=2,000(1.10)x
y=2,000(0.90)x
y=10(2,000)x
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