Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Find
the unit rate for number of parts manufactured per hour if 1630 parts are made in 6 hours. Round to
the nearest integer. a. | 325 parts/h | b. | 272 parts/h | c. | 237 parts/h | d. | 291 parts/h | | | | | | | | |
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2.
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A car
is driving at a speed of 60 mi/h. What is the speed of the car in feet per minute? a. | 5,280
ft/min | c. | 316,800
ft/min | b. | 3,600 ft/min | d. | 2,580 ft/min | | | | |
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Solve the proportion.
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3.
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4.
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The pair of figures is similar. Find x. Round to the nearest tenth if
necessary.
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5.
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a. | 4.1
ft | b. | 2.2
ft | c. | 0.3
ft | d. | 2.7
ft | | | | | | | | |
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6.
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Two
rectangles are similar. One has a length of 10 cm and a width of 8 cm, and the other has a width of 7
cm. Find the length of the second rectangle. Round to the nearest tenth if
necessary. a. | 8.8
cm | b. | 6.6
cm | c. | 10.1
cm | d. | 5.6
cm | | | | | | | | |
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7.
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A
tree casts a shadow 10 ft long. A boy standing next to the tree casts a shadow 2.5 ft. long. The
triangle shown for the tree and its shadow is similar to the triangle shown for the boy and his
shadow. If the boy is 5 ft. tall, how tall is the tree?
a. | 18
ft | b. | 12.5
ft | c. | 15
ft | d. | 20
ft | | | | | | | | |
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8.
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A map
has a scale of 1 cm : 20 km. Two cities are 2.5 cm apart on the map. To the nearest tenth of a
kilometer, what is the actual distance corresponding to the map distance? a. | 52.5
km | b. | 50
km | c. | 150
km | d. | 70
km | | | | | | | | |
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9.
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What
percent of 20 is 18?
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10.
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60%
of 60 is what number?
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11.
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What
is 6% of 117?
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Write an equation and solve. Round the final answer to the nearest tenth, if
necessary.
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12.
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What
is 52% of 100? a. |  ; 59.2 | c. |  ; 1.9 | b. |  ;
0.5 | d. |  ; 52 | | | | |
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13.
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Use
the formula for simple interest, I = prt. Find p if I = $313.42, r
= 2.5%, and t = 3 yr. a. | $3,426.73 | b. | $4,429.67 | c. | $3,761.04 | d. | $4,178.93 | | | | | | | | |
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