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 option.
A) 5:4 B) 9:4 C) 5:6 D) 5:0 E) 2:4
Explanation:   45 * 5/18 = 10   25:20 =&gt; 5:4   5:4nswer: Option 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?