If a man crosses a 800 m long street in 5 minutes. What is his speed? Options:	A) 7 km/hr	B) 7.1 km/hr	C) 7.2 km/hr	D) 8 km/hr	E) 9.6 km/hr
distance = 800 meter   time = 5 minutes = 5 x 60 seconds = 300 seconds   Speed = distance/time=800/300=2.67m/s=2.67×18/5 km/hr=9.6 km/hr   9.6 km/hr
<result>E</result>
If a man crosses a 800 m long street in 5 minutes. What is his speed?