Question

If rate of working of A and B is a:b , then the ratio of times taken by them to finish it is -----------​

Answer 1

t=W/P

t1=w1/p1..........

Answer 2

Answer:

Ratio of rates of working of A and B = 2 : 1. So, ratio of times taken = 1 : 2. So, A and B together can finish the work in 4 days.

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