A and B together can do a piece of work in 40 days. A having worked for 20 days, B finishes the remaining work alone in 60 days shall B finish the whole work alone?

Question

A and B  together  can do a piece of work in 40 days. A having worked  for 20 days, B finishes the remaining work alone in 60 days  shall B finish the whole work alone?

Satt Academy · Accepted Answer

80 days -

40A +40B = 20A+60B

20A=20B

A/B =20/20

A:B =1:1

T...

A and B together can do a piece of work in 40 days. A having worked for 20 days, B finishes the remaining work alone in 60 days shall B finish the whole work alone?

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