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Railways Sample Paper RRB (Group D) Sample Test Paper-7

  • question_answer
    By walking at \[\frac{3}{4}\] of his usual speed, a man reaches his office 20 minutes later than his usual time. The usual time taken by him to reach his office is

    A)  75 minutes       

    B)  60 minutes

    C)  40 minutes

    D)  30 minutes

    Correct Answer: B

    Solution :

    [b] \[\frac{4}{3}\] of usual time = Usual time+20 minutes \[\therefore \frac{1}{3}\]rd of. Usual time = 20 minutes \[\therefore \] Usual time \[=20\times 3=60\] minutes


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