An automobile travels north in and then south in

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

An automobile travels

30\,\text{km}

north in

40\,\text{min}

and then

50\,\text{km}

south in

1\,\text{h}

. Calculate: (i) the average speed, and (ii) the average velocity for the entire journey.

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