The ratio between the speeds of two trains is 3 : 8. If the second train runs 600 kms in 6 hours, then the speed of the first train is
Choose one:
A) 37.5 km/h
B) 60.5 km/h
C) 42.5 km/h
D) 32.5 km/h
E) 35.5 km/h
37.5 km/h   37.5 km/h
<result>A</result>
The ratio between the speeds of two trains is 3 : 8. If the second train runs 600 kms in 6 hours, then the speed of the first train is