Question
Three boys runs around a circular track and takes 10
min, 30 min and 35 min respectively to complete the one round. When do they all come relatively to the same position as at a certain point of time in their path?Solution
∴  Required time = LCM of (10, 30 and 35) = 210 min Hence, after 210 min they all come relatively to the same position as at a certain point of time in their path.
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