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Pipes And Cistern
Quiz 3
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Q.1
Pipe A can fill the tank in 8 hours and pipe B can fill it in 12 hours. If pipe A is opened at 7:00 AM and pipe B is opened at 9:00 AM, then at what time will the tank be full ?
12:00 PM
12:30 PM
11:48 PM
12:36 PM
Q.2
Two pipes A and B can fill a tank with water in 30 minutes and 45 minutes respectively. The third pipe C can empty the tank in 36 minutes. First A and B are opened. After 12 minutes C is opened. Total time ( in minutes ) in which the tank will be filled up is -
12 minutes
24 minutes
30 minutes
36 minutes
0 h : 0 m : 1 s
1
2
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