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CMC Medical CMC-Medical VELLORE Solved Paper-2013

  • question_answer
    Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is

    A)  15                                         

    B)  16

    C)  18                         

    D)  25

    Correct Answer: B

    Solution :

                    Ratio of time taken by Sakshi and Tanya = 125 : 100 = 5 : 4 Suppose Tanya takes x days to do the work \[5:4:\,\,:20:x\Rightarrow x=\left( \frac{4\times 20}{5} \right)=16\,\text{days}\] Hence, Tanya takes 16 days to complete the work.


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