7. Solve the following examples.
a) An object moves 18m in the first 3s,22m in the next 3s and 14m in the last 3s.what is its average speed?
Answers
Answered by
3
Avg. speed = Total distance / total time
Total distance = 18 + 22+14
= 54
Total time = 3+3+3
= 9
Therefore, Total distance /Total time = 54/9
= 6 m/s
Answered by
4
answer is 6m/s
total distance 18 +22+14=54
time 3+3+3=9sec distance/time=54/9=6m/s
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