Semester 2 Final Exam practice test

Quiz
•
Mathematics
•
9th Grade
•
Hard
+8
Standards-aligned
Jennifer Walkenbach
Used 10+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The function shown can be used to determine the amount of money, in dollars, in a savings account after m months.
f(m)=2000(1.005)^m
Is the value increasing or decreasing?
What is the rate of increase or decrease?
What is the initial value of the account?
increasing
0.5%
$2,000
decreasing
0.5%
$2,000
increasing
1.005%
$2,000
decreasing
1.005%
$2,000
Tags
CCSS.HSF-IF.C.8B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Henry jumps off a diving board into a swimming pool. His height above the water changes according to the function h(t)=-16t^2+16t+89, where t = time in seconds and h(t) = height in feet.
According to this function, what is the maximum height that Henry reaches?
When will Henry hit the water?
89 feet
16 seconds
93 feet
2.9 seconds
89 feet
2.9 seconds
93 feet
16 seconds
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The population of gnats increases yearly at a rate of 13%, if left untouched. If the current population of gnats in an area is 600:
Write an equation for the number of gnats in an area after 4 years.
p(x)=600(0.13)^4
p(x)=600(1.13)^4
Tags
CCSS.HSF-LE.A.1C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mr. Whaley’s company earned $60,000 in 2009. Then his company’s earnings decreased each year for 4 years. The earnings are shown in the table.
Write an exponential equation that best represents the table of earnings. Let x = 0 represent the year 2009.
e(x)=x(0.95)^60000
e(x)=60000(0.95)^x
e(x)=60000(x)^0.95
Tags
CCSS.HSF.LE.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x = -5
x = -11
x = 5
x = -11
x = 5
x = 11
x = -5
x = 11
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
CCSS.HSA-REI.B.4B
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