Question

A and B together can do a work in 12 days. A is 2 times efficient than B. then find out how many days required to complete B?

Answer 1

Answer:

A and B both together do work in 12 days

so both take 6 days each

therefore if A is two times efficient than B it means that A took 4 days to complete work .

So , Days taken by B to complete work ::: (12-4) is 8 days