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?
Submitted by: Administrator1. 4
2. 4.5
3. 5
4. 5.5
5. 6
Ans : E
Submitted by: Administrator
2. 4.5
3. 5
4. 5.5
5. 6
Ans : E
Submitted by: Administrator
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