Question

Aravind can do a work in 24 days. mani can dig the same well in 36 days. aravind, mani and hari can do a work together in 8 days. hari alone can do the work in

Answer 1

He can do that work in 18 days

Answer 2

1/24 + 1/36 + H = 1/8
so, H = 1/8 - 5/72
H = 4/72 = 1/18
Hari can do this work in 18 days