Three boys step off together from the same spot. Their steps measure 63 cm,70 cm and 77 cm respectively. What is the minimum distance each should cover so that all can cover the same distance in complete steps?
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Answer: L.C.M of these three numbers is 6930.
A (63) should walk 110 steps.
B (70) should walk 99 steps.
C (77) should walk 90 steps.
So that all reach 6930 cm together
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