On a morning walk, three persons step off together and their steps measure 40 cm, 42 cm and 45 cm, respectively. What is the minimum distance each should walk so that each can cover the same distance in complete steps?
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On a morning walk, three persons step off together and their steps measure 40 cm, 42 cm and 45 cm, respectively. What is the minimum distance each should walk so that each can cover the same distance in complete steps?
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40 = 2×2×2×5
42 = 2×3×7
45 = 3×3×5
LCM (40, 42, 45) = 2520
Therefore, they have to walk 2520 cm or 25.2m