Question

A started a work and left after working for 1 day. Then B was called and he finished the work in $4\frac{1}{2}$ days. Had A left the work after working for $1\frac{1}{2}$days, B would have finished the remaining work in 3 days. In how many days can each of them, working alone, finish the whole work?

• A. 3.5 days, 8.5 days
• B. 2.5 days, 7.5 days
• C. 5 days, 15 days
• D. None of these

Answer 1

Answer: (B)

2.5 days, 7.5 days

Answer 2

The correct option is (B): 2.5 days, 7.5 days