• U

     Radio Inspector

    upsc ,india one week ago
    government Servant upto five years as per instructions orders issued by Govt of India from time to time For .......
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Today Challenging Question
Q. One pipe ca fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:
A) 144 minutes
B) 120 minutes
C) 9 minutes
D) none
4 members solved
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