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NTSE Sample Paper NTSE SAT Practice Test-13

  • question_answer
    The ratio between the speeds of two trains  is 7: 8. If the second train runs 400 kms in 4 hours, then the speed of the first train is

    A) 70kmph            

    B)        75 kmph

    C) 84kmph            

    D)        87.5 kmph

    Correct Answer: D

    Solution :

    [d] Speed of the second train \[=400\div 4\]i.e. 100 kmph. \[\therefore \] Speed of the first train \[=\frac{7}{8}\times 100\] i.e. 87.5 kmph.


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