A train 700 meters long, is running at the speed of 72 km/hr. if it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is: (HSBC COMPANY)

A train 700 meters long, is running at the speed of 72 km/hr. if it cr

1.	A train 700 meters long, is running at the speed of 72 km/hr. if it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is: (HSBC COMPANY)
A.	650
B.	700
C.	500
D.	550
Answer» D. 550