The speed of a train is 90 kmph. What is the distance covered by it in 30 minutes?  Choose one.
A) 15  B) 66  C) 77  D) 52  E) 45
90 * 30/60= 
<gadget id="calculator">90 * 30/60</gadget>
<output>45</output>
45 kmph   Answer:45
<result>E</result>
The speed of a train is 90 kmph. What is the distance covered by it in 30 minutes?