Question

A and b together can do a piece of work in 6 days and b alone can do it in 9 days how many days can a take to complete the work

Answer 1

Answer:

a work in 1 day= 1/6

b work in 1 day=1/9

They work together =1/6+1/9

=3+2/18

=5/18

so the answer is=18/5=3

please like

bahut like karih samajhla