Question

a and b together can do a piece of work in 3 days but alone can do it in 12 days how many days would be alone take to do the same work


tell bi explanation full​

Answer 1

Answer:

3/12

Step-by-step explanation:

a's 1 day work =1/12

a and b one day work 1/3

b one day work= 1/12-1/3

LCM 12

4/3-1/12= 4-1/12

3/12