Practice Test Discussion

Q)

When 'A' alone does a piece of work, he takes 25 days more than the time taken by (A+B) to complete that particular work while 'B' alone takes 49 days more than the time taken by (A+B) to finish the same work. A and B together will take what time to finish this work?


  • Explanation

    Here we can use the formula, ab

    here a=25, b=49

    =25×49=5×7=35 days

    Hence option A is the correct 

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