Convert 72 km/h72\text{ km/h}72 km/h to meters per second.
20 m/s20\text{ m/s}20 m/s
25 m/s25\text{ m/s}25 m/s
18 m/s18\text{ m/s}18 m/s
72 m/s72\text{ m/s}72 m/s