SSC Sample Paper Mock Test-1 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=2min+4min48 s=6min48 s=408 s Hours \[=(7\times 24+2)=170\] Clock gains \[=\frac{408}{170}=2.4\] s/h \[\therefore \]It will gain 2 min = 120 s in \[\frac{120}{2.4}\]h= 50 h Clock will show correct time 2 pm on Tuesday.


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