Question

a) An object moves 18 m in the first
3 s. 22 m in the next 3 s and 14 m in
the last 3 s. What is its average
speed?​

Answer 1

hey buddy here is your answer

average speed = total distance/total time

                          =(18m + 22m + 14m)/(3 sec + 3 sec + 3 sec)

                          =54m / 9sec

                          =6 m/sec

Hope it helps

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Answer 2

Answer:

Average speed = Total distance travelled / total time taken

= (18+22+14 / 3+3+3 ) m/s

= 54/9 m/s = 6 m/s (Answer)