Arithmetic Aptitudes › Chain Rule › Question #5574
Single Choice Moderate

QIf 36 men can do a piece of work in 25 hours in how many hours will 15 men do it?

ID: #5574 Chain Rule 168 views
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#5574Q ID
ModerateDifficulty
Chain RuleTopic
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  • A 65 ✔ ✖
  • B 50 ✔ ✖
  • C 60 ✔ ✖
  • D 55 ✔ ✖
Correct Answer

Explanation

Solution

Let the required number of hours be x Then,

less men,more hours(indirect proportional)

15:36::25:x

(15x){(36×25)

x=36×25/15=60

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