Physics

Problem

A boy walks

120\,\text{m}

east from his home and then

120\,\text{m}

back west to his home in

4\,\text{min}

. What is the magnitude of his average velocity for the entire walk? a)

1\,\text{m/s}

0.50\,\text{m/s}

0\,\text{m/s}

2\,\text{m/s}