Question

A and B can do a work in 8 days. B and C can do the same work in 12 days.a, b and c together can finish it 6 days. a and c together will do it in

Answer 1

A and B 1 day work = 1/8

B and C 1 day work = 1/12


A , B and C 1 day work = 1/ 6

So, B one day work = 5/24 - 1/6


=1/24


So , c 1 day work = 1/24 And A 1 day work = 1/12

So A and C 1 day work = 3/24 = 1/8


So A and C can do it in 8 days