8th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-3

  • question_answer
    A and B can do a piece of work in 12 days, B and C in 15 days, C and A in 20 days. In how many days will they finish it together?

    A)  15                               

    B)  10

    C)  12                               

    D)  14

    E)  None of these

    Correct Answer: B


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