A man walks 7km in 2hours and 2km in 1hour in the same direction. What is the man's average speed for the whole journey *
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Explanation:
Average speed = 9/3 = 3 km/hour.
Average velocity will be the same as average speed in this case since there is no direction change mentioned.
average velocity = average speed = 3 km/hour.
Average speed = 3 km/hr.
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