
Exponential Growth or Decay Solving
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered

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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)t where t is the number of years since 1990. What was the population in 1990?
0 people
It doesn't say
I don't know
6191
Tags
CCSS.HSF-LE.A.1C
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?
$344,022
$31,500
$15,000
$28,500
Tags
CCSS.HSF.BF.A.2
3.
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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The exponential graph:
Y=(⅕)X
Would be...
Exponential Decay
Exponential Growth
Linear
Tags
CCSS.HSF-IF.C.7E
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
You buy a new computer for $2100. The computer decreases by 50% annually. How much is it worth after 2 years.
225
325
425
525
Tags
CCSS.HSF.BF.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the common ratio (multiplier) of the function f(x)=2(4)x.
2
4
(2)x
8
Tags
CCSS.HSF-LE.A.1A
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the following equation show growth or decay?
y=10,000*(0.76)x
Growth
Decay
Tags
CCSS.HSF-IF.C.8B
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