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Railways R.R.C. (Jabalpur) Solved Paper Held on 2nd Shift 9-11-2014

  • question_answer
    Two men start together to walk a certain distance one at 4 km/hr and another at 3 km/hr. The former arrives half an hour before the latter. Find the distance?

    A) 7 km                            

    B) 8 km

    C) 6 km                            

    D) 9 km

    Correct Answer: C

    Solution :

    Let the distance = x km Then,    \[\frac{x}{3}-\frac{x}{4}=\frac{1}{2}\] \[\frac{x}{12}=\frac{1}{2}\] \[x=6\,\,km\]


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