3.
|
Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in:
|
|
|
Answer: Option C
Explanation:
Net part filled in 1 hour
|
|
1
|
+
|
1
|
-
|
1
|
|
=
|
17
|
.
|
5
|
6
|
12
|
60
|
The tank will be full in
|
60
|
hours i.e., 3
|
9
|
hours.
|
17
|
17
|
Title : Pipes And Cisterns Q3
Description : 3. Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened tog...
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