• U

     Radio Inspector

    upsc ,india one week ago
    belonging to Scheduled Caste if at any stage of selection the Union Public Service Commission is of the .......
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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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