Railways R.R.C. (Chennai) Solved Paper Held on 17-11-2013

  • question_answer In 5 minutes, Sakshi can prepare 12 letters for mailing. At the same rate, how long will it take her to mail 192 letters?

    A) 90 minutes                    

    B) 80 minutes

    C) 70 minutes                    

    D) 60 minutes

    Correct Answer: B

    Solution :

    Sakshi can prepare 12 letters for mailing in = 5 min Then, it will take her to mail 192 letters in \[=\frac{5}{12}\times 192\] = 80 minutes


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