Question

Q1. A and B can do a piece of work in 10 days, B and Cin 15
days and C and A in 20 days. Calone can do the work in:
(a) 60 days (b) 120 days (c) 80 days (d) 30 days​

Answer 1

Answer:

C can do the work in (b)- 120 days