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    Question

    Person A can complete a work in 90 minutes while Person

    B takes 54 minutes to complete the same work. How much time will both take together to complete the work?
    A 34 minutes 30 seconds Correct Answer Incorrect Answer
    B 34 minutes 30 seconds Correct Answer Incorrect Answer
    C 33 minutes 45 seconds Correct Answer Incorrect Answer
    D 32 minutes 55 seconds Correct Answer Incorrect Answer

    Solution

    AB 90m54m 270 35 A and B will both take together to complete the work=270/3+5 =270/8 =33(6/8) =33 minutes 45 seconds.

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