
exponential growth and decay
Quiz
•
Mathematics
•
9th Grade
•
Hard
+4
Standards-aligned
Aileen Clancy
Used 1+ times
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10 questions
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1.
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?
Tags
CCSS.HSF.LE.A.2
2.
MULTIPLE CHOICE QUESTION
3 mins • 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(1 - 0.30)x
y=30(5000)x
y=5000(1 + 0.30)x
y=5000xx
Tags
CCSS.HSF.LE.A.2
3.
MULTIPLE CHOICE QUESTION
3 mins • 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?
Tags
CCSS.HSA.CED.A.1
4.
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.
Tags
CCSS.HSF.LE.A.2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?
Tags
CCSS.7.RP.A.3
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the initial value for the function: f(x) = 300(1.16)x?
300
1.16
.16
x
Tags
CCSS.HSF.IF.A.2
CCSS.HSF.LE.B.5
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