Question

Yadi kisi kam ko A aurB 30 days men karte hain. Aur usi kam ko A 45 days men akele karta hai to batao B us kam ko kitne din men karega.

Answer 1

45 days.........

I hope this helps...

Answer 2

One day work of A and B = 1/30
one day work of A= 1/45
so one day work of B= 1/30-1/45
= 3-2/90= 1/90
so B can do that work in = 90 days Ans