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AFMC AFMC Solved Paper-2010

  • question_answer
    I can do a piece of work in 8 days, which can be done by you in 10 days. How long will it take to do it if we work together?

    A)  4                                            

    B)  3

    C)  5                                            

    D)  9

    Correct Answer: A

    Solution :

                     Work done by both\[=\frac{1}{8}+\frac{1}{10}=\frac{9}{40}\]in 1 day \[\therefore \]One work will be completed by them in\[\frac{40}{9},\] ie, \[4\frac{4}{9}\]days.


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