New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Two pipes can alone independently fill a bucket in 10

    and 12 minutes. Both are opened together for 3 minutes after which the second pipe is turned off. What is the time taken by the first pipe alone to fill the remaining portion of the bucket?
    A 3 minutes Correct Answer Incorrect Answer
    B 5.5 minutes Correct Answer Incorrect Answer
    C 6 minutes Correct Answer Incorrect Answer
    D 4.5minutes Correct Answer Incorrect Answer

    Solution

    After 3 minutes, the water fill by (A+B) = 3 × 11 = 33units Remaining water unit = 60 – 33 = 27 units This remaining unit water is filled by A in = 27/6 = 4.5 minutes

    Practice Next

    Relevant for Exams: