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An athelete runs 400 m in 20s. Calculate...

An athelete runs 400 m in 20s. Calculate the average speed of the athlete.

A

`"2ms"^(-1)`

B

`"40ms"^(-1)`

C

`"20ms"^(-1)`

D

`"4ms"^(-1)`

Text Solution

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The correct Answer is:
C
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