1 . An empty swimming pool can be filled to capacity through an inlet pipe in 3 hours and it can be completely drained by a drainpipe in 6 hours. If both pipes are fully open at the same time, in how many hours will the empty pool be filled to capacity?
- A. 4
- B. 6
- C. 5
- D. 5.5
View Answer
|
Discuss in Forum
|
Workspace
|
Report
|