Question
An express traveled at an average speed of 100 km/hr, stopping for 3 min after every 75 kn. How long did it take to reach its destination 600 km from the starting point?
Answer: Option A
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Time taken to cover 600 km = 600/100 = 6 hrs.Number of stoppages = 600/75 - 1 = 7Total time of stoppages = 3 * 7 = 21 minHence, total time taken = 6 hrs 21 min.
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