An object travels 25 m in 4 s and then a...

An object travels 25 m in 4 s and then another 15 m in 2 s. What is the average speed of the object ?

A

`6.67 s^(-1)`

B

`6.67 ms^(1)`

C

6.67 m

D

`6.54 ms^(-1)`

Verified by Experts

The correct Answer is:

D

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