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    Question

    Three boys step off together from the same spot. Their

    steps measure 64 cm, 80 cm and 88 cm respectively. The minimum distance each should cover so that all can cover the distance in complete steps is
    A 3020 Correct Answer Incorrect Answer
    B 3120 Correct Answer Incorrect Answer
    C 3520 Correct Answer Incorrect Answer
    D 3320 Correct Answer Incorrect Answer

    Solution

    Required distance = LCM of 64, 80 and 88 cm = 3520 cm. LCM = 8 × 2 × 4 × 5 × 11 = 3520

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