1.

. 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»

Answer:

9m/sec

Explanation:

AVERAGE speed = total distance travelled/ total TIME TAKEN.

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

54m/9sec

9m/sec



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