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Railways R.R.C. (Kolkata) Solved Paper Held on 2nd Shift 27-10-2013

  • question_answer
    A can run 1 km in 4 min 54 sec and B in 5 min. How many metres' start can A give B in a km race, so that the race may end in a dead heat?

    A) 16 m                

    B) 18 m

    C) 20 m                

    D) 14.5 m

    Correct Answer: C

    Solution :

    Required start \[=\frac{1000}{5\times 60}\times (5\times 60-294)\] \[=\frac{1000}{300}\times (300-294)\] \[=\frac{10}{3}\times 6=20\,\,m\]


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