# How many minutes does Ashok take to cover a distance of 400 meters if he runs at a speed of 20 km/hr ?

$\par&space;Ashok's&space;speed&space;=&space;20&space;km/hr&space;=$ $(20\times&space;\frac{5}{18})$ $\par&space;m/sec$ $=&space;(\frac{50}{9})$$\par&space;m/sec$

$\par&space;Time&space;taken&space;to&space;cover&space;400&space;meters&space;=$ $(400\times&space;\frac{9}{50})$ $\par&space;sec$ $\par&space;=&space;72&space;sec$ $=&space;1\frac{1}{5}$$\par&space;minutes$