An object travels 14 m in 4 s and then another 16 m in 2 s. What is the average speed of an object?
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Explanation:
given that
distance=14m
time=4s
speed=distance/time
=14/4=3.5
second distance=16m
time=2s
speed distance/time
=16/2
=8
average speed =8-3.5
=4.5
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