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8 Men Complete a Work in 6 Hours. in How Many Hours Will 12 Men Complete the Same Work ? - Mathematics

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Question

8 men complete work in 6 hours. In how many hours will 12 men complete the same work?

Sum

Solution

8 men can complete a work in = 6 hours

1 man can complete the work in = 6×8 hours

12 men can complete the work in = `(6 xx 8)/12` = 4 hours

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Concept of Unitary Method (Including Time and Work)
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Chapter 7: Unitary Method (Including Time and Work) - Exercise 7 (A)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 7 Unitary Method (Including Time and Work)
Exercise 7 (A) | Q 3
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