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NTSE Sample Paper NTSE SAT Practice Test-15

  • question_answer
                  Walking at \[\frac{5}{6}\] of its usual speed, a train is 10 minutes too late. Find its usual time to cover the journey.

    A) 60 min             

    B)        55 min

    C) 50 min   

    D)        75 min

    Correct Answer: C

    Solution :

    [c] New speed \[=\frac{5}{6}\] of the usual speed \[\therefore \]New time taken \[=\frac{6}{5}\] of the usual time So \[\left( \frac{6}{5}-1 \right)\] of the usual time = 10 mm \[\therefore \] usual time = 50 min,          


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