18
A and B can do a work in 12 days and 36 days respectively. If they work on alternate days beginning with B, in how many days will the work be completed?
- A20 2/3
- B9
- C24
- DNone of these
Correct answer: D
Discussion 1
Log in or create a free account to reply and vote.
0
CCommunity
None of these
NA
NA