If x men can do a work in y days, how many days will it take (x+4) men to do the same work?

A y-4
B (x+40)/xy
C xy/(x+4)
D (xy+4y)/x

Correct Answer: xy/(x+4)

Hints: x men কাজটি করে y দিনে 1 man কাজটি করে xy দিনে x + 4 men কাজটি করে xy/ (x + 4) দিনে
Bissoy MCQ
#গণিত #ঐকিক নিয়ম (Unitary method) #First Security Islami Bank Ltd #First Security Islami Bank Ltd - Probationary Officer - 2014

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