How many 7/9 ft long segments must be cut out from the rope of 14 ft to repair the bridge?
A
7
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B
12
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C
18
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D
21
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Solution
The correct option is C 18 To get the number of segments required from the rope, we need to divide the length of the rope with the length of a segment.
Number of segments = LengthofropeLengthofsegment
= 14 ÷ 79
= 14 × 97
= 2 × 9
= 18