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2 September, 03:15

A pipe that's 36 inches long needs to be cut into 21 / 4 - inch long pieces. How many pieces can be cut from this length of pipe? Hint: Change 21 / 4 to an improper fraction before calculating.

a. 9

b. 111/4

c. 44/9

d. 16

+4
Answers (2)
  1. 2 September, 03:50
    0
    Given:

    36 inch long pipe

    Must be cut into 21/4 inch long pieces

    Required:

    How many pieces to be cut

    Solution:

    All you need to do is to divide 36 by 21/4

    Dividing this will result to 48/7 pipes or 6 and 6/7 pipes
  2. 2 September, 06:17
    0
    The pipe is 36 inches long. It will be cut into pieces which is 21/4 inches long.

    => 21/4 - improper fraction.

    => 5.25 or 5 and 1/4

    => 36 inches / 5.25

    => 6.87 inches or 6 87/100
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