Question

The efficiency of abc are in the ratio 2:5:3 working together.They complete the task in 12 days. In hiw many days can a alone completed 30% task

Answer 1

Answer:

Efficiency : 2:5:3 (A:B:C)

Their one day work = 2+5+3 = 10 unit

in 12 days they did = 10*12 = 120 unit = Total work

30% of Total work = 120*30/100 = 36 unit .

A alone will complete that in = 36/2 = 18 days (Ans.)

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