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A car leaves Delhi at 11 a.m travelling at 50km/h . how fast would a second car be travelling if it leaves Delhi and hour later and overtake the first car at 5 p.m . on the same day |
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Answer» for first car, LEAVE delhi at 11 am speed = 50 km/hr distance covered = speed * time => 50 * 6 = 300 km for 2nd car, leave one hr late i.e. 12 noon at 5 pm time = 5 hr distance if it overtakes 1st car = 300 km speed = distance/time => 300/5 = 60 km/hr |
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