Question

B complete a work in a certain time.a complete the half work in 3/4times.if they work together in how many days the work will completed

Answer 1

let B takes x days to complete work alone

so A needs 3/2 x days to complete work alone

B's work in a day = 1/x

A's work in a day = 2/3x

both complete 1/x +2/3x work

= 5 / 3x

so require , 3/5 of x days