Question

36 men can do a piece of workin 12days.in how many days 9 men can do the same work​

Answer 1

Answer:

This is a inverse proportion question. x=48 days. Hence,48 days will be taken by 9 men to complete a work

Answer 2

Answer:

gyan prakash verma

Step-by-step explanation:

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Let; m1 = 36 ; and d1= 12. - {M×1/d} - k= M×D.

so; k = 36 × 12 = 432.

Again ; M2 = 9 ; and d2 =? - {D2= k/M2}

so, D2 = 432/9 = 48 days {answer}.