MCQ Single Best Answer Difficult

Q56 men can complete a piece of work in 24 days .In how many days can 42 men complete the same piece of work?

ID: #5614 Chain Rule 172 views
Question Info
#5614Q ID
DifficultDifficulty
Chain RuleTopic

Choose the Best Option

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  • A 18
  • B 32
  • C 48
  • D 98
Correct Answer: Option B

Explanation

Solution

let the required number of days be x.Less men,more days (indirect proportion)

42:56::24:x

42x=56×24

x=56×24/42

x=6

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