One train is traveling 45 kmph and other is at 10 meters a second. Ratio of the speed of the two trains is?
Choose the correct choice from the following choices:
A) 5:4 B) 5:9 C) 5:1 D) 5:5 E) 5:2
45 * 5/18 = 10   25:20 =&gt; 5:4   5:4nswer: 5:4
<result>A</result>
One train is traveling 45 kmph and other is at 10 meters a second. Ratio of the speed of the two trains is?