Question

A and B can do a piece of work in 20 days, B and C can do it in 10 days and A and C together can do it in 12 days. How long will they take to do it together and each separately?​

Answer 1

Answer:

14days

Step-by-step explanation:

AandB do the work in 20days

B andC do the work in 10days

A and C do the work in 12days

the work finish in 42days

there are three a b and c

so,42by 3

ans 12days each do the work in 12days