Q8 of 87 Page 52

Pintu takes 6 days more than those of Nishu to complete certain work. If they work together they finish it in 4 days. How many days would it take to complete the work if they work alone.

Suppose Nishu alone takes x days to finish work. Then , Pintu alone can finish in (x + 6)days.

⇒ Nishu’s one day work + Pintu’s one day work =


(Nishu + Pintu)’s one day work =


∴


⇒


⇒


⇒


⇒


⇒


⇒


⇒



x = -4 is not possible, as no of days can't be negative.

Nishu will take 6 days alone and Pintu takes 12 days alone.

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