Answers

2014-12-16T23:23:26+05:30
Distance=14.4km =14.4x1000m =14400m since 1km=1000m  ,time=2hr40min=160min =160x60sec since 1hr=60min,   1min=60sec   speed=distance/time =144 x100/16 x6 x100 =144/16x6=144/96=1.5m/s
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