A kangaroo hops $60 m$ to the east in $5 s$ . What is the kangaroo's average velocity?

11 m / s, e a s t

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12 m / s, e a s t

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15 m / s, e a s t

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10 m / s, e a s t

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Solution

The correct option is A $12 m / s, e a s t$
The average velocity,
$V_{a v g} = \frac{d i s p l a c e m e n t}{t i m e}$

$\Rightarrow V_{a v g} = \frac{60}{5}$

$\Rightarrow V_{a v g} = 12 m s^{- 1}$
East is direction of motion.

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