Question

A and B separately do a work in 10 and 15 days respectively. they worked together for some days and then A completed the remaning work in 5 days. For how many days had A and B worked together

Answer 1

Answer:

I think the answer is 5 days

Step-by-step explanation:

If A has completed work in 5 days, then ofcourse he will stop doing work. So, Answer is 5 days.... I hope it helps you