An objectes 20 min 2 s and then another 16 min 2 s. What is the average speed of
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Answer:
Total distance = 20 +16 min = 36 min
Time taken = 2+2 sec =4 sec
Average speed =d/t = 36/4 =9
Therefore, average speed =9m/s
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Distance 1= 20 m
Time 1= 4 s
Distance 2= 20 m
Time 2= 10 s
Total Distance ( d) = 20 m+20 m = 40 m
Total time ( t) = 4s+ 10 s = 14 s
Average speed= Total Distance ( d)/ Total time ( t)
= D/T = 40/14 = 2.85 m/ sec
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