Multiple Choice Questions on A B C are running clock wise around a circular track and their time periods to run a circle are 3min........... for Bihar civil service (BPSC) Preparation

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Multiple Choice Questions

A B C are running clock wise around a circular track and their time periods to run a circle are 3min...........

Quantitative Aptitude (CSC) LCM, HCF
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    A, B, C are running clock wise around a circular track and their time periods to run a circle are 3min, 5min and 6min respectively. Find the time interval after which they meet for the first time at the starting point.

    15mins

    Incorrect Answer

    20mins

    Incorrect Answer

    25mins

    Incorrect Answer

    30mins

    Correct Answer
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    Explanation:

    Solution:
    LCM of 3, 5, 6 =30
    Then after every 30mins they will meet at starting point.

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