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SSC Sample Paper Mock Test-5 SSC CGL Tear-II Paper-1

  • question_answer
    A wall clock which gains uniformly is 2 min slow at noon on Sunday and is 4 min 48 s fast at 2 pm on the following Sunday. When did it show the correct time?

    A)  2 pm on Monday          

    B)  2 pm on Tuesday

    C)  3 pm on Wednesday     

    D)  1 pm on Thursday

    Correct Answer: B

    Solution :

    Gain=2 min + 4 min 48 s = 6 min 48 s = 408 s Hours \[=(7\times 24+2)=170\] Clock gains \[=\frac{408}{170}=2.4\,\,s/h\] It will gain 2 min = 120 s in\[\frac{120}{2.4}\,\,h=50\,\,h\] Correct time 2 pm on Tuesday.


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