Question

A can do piece of work in 10 days and B can do samework in 15 days how much time A and B together take to finish the work​

Answer 1

Step-by-step explanation:

A's 1day work =1/10

B's 1day work =1/15

(A+B)'s 1day work=1/10 +1/15 =3/30+2/30

. . . . . . . . . . . . . . . =5/30

. . . . . . . . . . . . . . . =1/6

1/6 work A and B can do in one day.

Hence, A and B together can do work in 1/6 days.