Excluding stoppages, the speed of a train is 45 kmph and including stoppages it is 33 kmph. Of how many minutes does the train stop per hour?
Choose the correct answer:
A) E982	B) 16	C) 12	D) 121	E) 28
Explanation:   T = 12/45 * 60= 
<gadget id="calculator">12/45 * 60</gadget>
<output>16</output>
16   Answer: Option 16
<result>B</result>
Excluding stoppages, the speed of a train is 45 kmph and including stoppages it is 33 kmph. Of how many minutes does the train stop per hour?