1.
Express the ratio 437.6 miles on 17.8 gallons of gasoline as a unit rate.
A.
26.33 miles per gallon
B.
24.58 miles per gallon
C.
27.50 miles per gallon
D.
25.71 miles per gallon
Hint
2.
Use ratios to convert 65 miles per hour to feet per second.
A.
343.2 feet per second
B.
44.32 feet per second
C.
57.2 feet per second
D.
95.3 feet per second
Hint
3.
Find the value of
c
for the proportion
A.
97.9
B.
13.6
C.
30.6
D.
1.7
Hint
4.
What number is 35% of 250?
A.
87.5
B.
112.25
C.
162.5
D.
130.75
Hint
5.
What is 45% written as a fraction in simplest form?
A.
B.
C.
D.
Hint
6.
Which number in the set {0.22,
, 20%, 1 to 4} is the greatest?
A.
20%
B.
0.22
C.
D.
1 to 4
Hint
7.
Find 27% of 42.
A.
0.1134
B.
11.34
C.
1.134
D.
113.4
Hint
8.
Ninety-five is 40% of what number?
A.
158.3
B.
38.0
C.
237.5
D.
18.75
Hint
9.
Solve
A.
r
= 107
B.
r
= 155
C.
r
= 203
D.
r
= 179
Hint
10.
A model car has a scale factor of
The diameter of a tire on the model is 0.4 inches. What is the diameter of a tire on the actual car?
A.
25.6 inches
B.
20 inches
C.
19.4 inches
D.
22.7 inches
Hint
11.
Preston is designing a room that will be
feet long and
feet wide. He wants to create a scale drawing of the room using a scale of
inch =
feet. What should be the dimensions of the room on Preston's scale drawing?
A.
inches by
inches
B.
inches by
inches
C.
inches by 3 inches
D.
inches by
inches
Hint
12.
Find 50% of 80 mentally.
A.
20
B.
160
C.
40
D.
4
Hint
13.
Estimate 73% of 16.
A.
10
B.
8
C.
14
D.
12
Hint
14.
Find 68% of 79.
A.
537.2
B.
53.72
C.
0.5372
D.
5.372
Hint
15.
At a local supermarket, the price of a gallon of milk rose from $1.99 to $2.17. To the nearest tenth of a percent, what was the percent of increase?
A.
90.50%
B.
9%
C.
0.01%
D.
1%
Hint
16.
An item that usually sells for $109.99 is now selling for $89.99. To the nearest tenth of a percent, what is the percent of decrease for the cost of the item?
A.
0.20%
B.
9.10%
C.
25%
D.
18.20%
Hint
17.
Suppose two number cubes are rolled. Find the probability of rolling a sum of 6.
A.
B.
C.
D.
Hint
18.
Suppose two number cubes are rolled. Find the probability of rolling a sum that is greater than or equal to 11.
A.
B.
C.
D.
Hint