Deck 8: Division of Common Fractions

Question 1

An automobile jack raises the car 3/16 inch for each stroke of the lever. How many strokes of the lever are needed to lift the car 6 3/4 inches?

A) 35
B) 36
C) 37
D) 39

Answer 1

36

Question 2

The average time for lubricating a car is 2/5 hour. How many cars can be lubricated in an 8-hour day?

A) 15
B) 20
C) 24
D) 25

Answer 2

20

Question 3

21/7 in lowest terms is ____________________.

Answer 3

3

Question 4

If a woman averages 58 3/8 miles per hour on a trip, how many hours does it take her to travel 467 miles?

A) 8
B) 9
C) 9 1/2
D) 9 3/4

Question 5

A mechanic is paid $78.30 for 4 1/2 hours of work. What is the hourly rate in dollars and cents?

A) $16.20
B) $17.40
C) $18.40
D) $19.30

Question 6

A garage owner has an oil barrel that contains 68 1/4 gallons. If sales average 11 3/8 gallons a day, how many days will the oil last?

A) 4
B) 5
C) 6
D) 7

Question 7

____________________ means to place the bottom number on top and the top number on the bottom.

Question 8

The second step when dividing common fractions is to change the division sign to a(n) ____________________ sign.

Question 9

A certain size copper tubing weighs 1/2 pound per foot. How many feet are there in a roll weighing 11 1/4 pounds?

A) 16 1/2
B) 18 3/4
C) 22 1/2
D) 24

Question 10

At an average rate of 45 1/8 miles per hour, how many hours does it take to drive 338 7/16 miles?

A) 5 1/2
B) 6
C) 6 1/2
D) 7 1/2