• Numerical Ability - Number System
Question

A group of labourers promise to do a piece of work in 12 days, but 5 of them do not turn up. If rest of the group do the work in 18 days, Find the original number of men.

  • A) 15
  • B) 25
  • C) 35
  • D) 45
Solution

let the total number of labours = x
so according to the given condition x12=(x-5)18 or 2x=3(x-5) or x=15 

let the total number of labours = x
so according to the given condition x12=(x-5)18 or 2x=3(x-5) or x=15 
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