Physics

Physics

Problem

A hiker walks

2\,\text{km}

east in

30\,\text{min}

, then

2\,\text{km}

west in

20\,\text{min}

, and finally

1\,\text{km}

east in

10\,\text{min}

. Choose the correct average velocity for the entire walk. a)

5\,\text{km/h}

east b)

5.33\,\text{km/h}

east c)

1\,\text{km/h}

east d)

1\,\text{km/h}

west

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