an object moving along a straight line.first it travels at a velocity of 12m/s for 5s and then continue at the same direction with 20m/s for 3s.what is its average speed
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Average speed=total distance coves/total time taken
Speed=12+20/5+3
32/8
4m/sec is average speed
Please mark me in the brain list
Speed=12+20/5+3
32/8
4m/sec is average speed
Please mark me in the brain list
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