# A person crosses a 600 meters long street in 5 minutes. What is his speed in Km per hour ?

$\par&space;Speed&space;=$ $\left[\frac{600}{5&space;\times&space;60}\right]$  $\par&space;m/sec&space;=&space;2&space;m/sec&space;=$  $\left[2\times&space;\frac{18}{5}\right]$ $\par&space;km/hr&space;=&space;7.2&space;km/hr$