Mat 1033 Common Final Review Worksheet With Answers - Santa Fe College Page 18
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2174.
According to recent statistics, the number of pay telephones in a certain state is expected to
decrease to 194,000 over the next ten years. This represents a decrease of 17.9% from the
number of pay telephones in the state at the current time. Find the number of pay telephones in
the state currently.
______________________________________________________________________________
75.
Ina Crespo rowed 7.5 miles down the Habashabee River in 1.5 hours, but the return trip took her
2.5 hours. Find the rate Ina rows in still water and the rate of the current.
Ina could row ______ mph in still water.
The current flows ______ mph.
______________________________________________________________________________
76.
A truck enters a highway driving 60 mph. A car enters the highway at the same place 7 minutes
later and drives 71 mph in the same direction. From the time the car enters the highway, how
long will it take the car to pass the truck?
The care will pass the truck in ____________ minutes.
(Round to the nearest minute)
______________________________________________________________________________
77.
Write the rational expression in lowest terms.
(
)
(
t
5)
t
8
+
+
(
t
2)(
t
4)
+
+
⋅
(
)
(
)
(
t
5)
t
2
(
t
2)
t
4
+
−
+
+
In lowest terms, the rational expression is _______________________________ .
______________________________________________________________________________
8.
Solve. Check your result.
7
x
5
=
x
1
4
−
Select the correct choice and, if necessary, fill in the answer blank to complete your choice.
a.
x = ____________ (Use a comma to separate answers as needed.)
b.
There is no solution.
______________________________________________________________________________
MAT 1033 Common Final Review Packet
Page 18
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