Question

An object move 9m the first 10s, then 5m in the next 4s, then 15 in the next 12s. Calculate the average speed.

Answer 1

Answer:

29/26

Explanation:

average speed=total distance travelled/ total time taken

Answer 2

Answer:

Given: First 3 seconds: S^1

=18 m

Second 5 seconds: S^2

=5 m

Third 12 seconds: S^3

=15 m

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