Question

A and b can complete the work in 7 days B can cokplete the work alone ib 14 days then when A can complete the work​

Answer 1

the A also work's 7 days and the B works for 14 days but both A and B work the same for 7 day which was not considered

but only the B works gor 14 days the A must not be worked

therefore A can complete the work in 0 days