# Rate

8 Questions | Total Attempts: 51

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• 1.
A machine can print 50 pages per minute. At this rate, how long will it take to print 2500 pages?
• A.

50 minutes

• B.

45 minutes

• C.

55 minutes

• D.

5 minutes

• 2.
A machine takes 4 minutes to seal 16 cookie boxes. How many cookie boxes can it seal in 1 minute?
• A.

64

• B.

16

• C.

2

• D.

4

• 3.
Julie's heart beats at the rate of 152 times every 2 minutes. At this rate, how many times does it beat in 30 minutes?
• A.

4560

• B.

76

• C.

60

• D.

2280

• 4.
A pool is filled with water at rate of 100 gal every 5 minutes. How long will it take to fill the pool with 1000 gal of water?
• A.

45 minutes

• B.

50 minutes

• C.

40 minutes

• D.

1 hour 40 minutes

• 5.
The cost of cementing 30 m2 of the floor area is  \$810. How much will it cost to cement 55 m2  of floor area?
• A.

\$1485

• B.

\$1650

• C.

\$1400

• D.

\$2970

• 6.
A wheel covers a distance of 40 m when it makes 25 revolutions. At this rate, what distance will it cover when it makes 50 revolutions?
• A.

80 m

• B.

60 m

• C.

100 m

• D.

90 m

• 7.
Naomi can make 75 ribbons in 30 minutes. At this rate, how long does she take to make 120 similar ribbons?
• 8.
Stephen can type 2400 words in  2/5 of an hour. If he types at the same rate, how many words can he type in 15  minutes?