IN Common Wealth Games an athlete runs 200 meters in 36 seconds. Hisspeed is ? Select
A) 25 km/hr  B) 27 km/hr  C) 30 km/hr  D) 20 km/hr  E) None of these
Explanation :   (200/1000)/(36/3600)= 
<gadget id="calculator">(200/1000)/(36/3600)</gadget>
<output>20</output>
20 km/hr   Answer : 20 km/hr
<result>D</result>
IN Common Wealth Games an athlete runs 200 meters in 36 seconds. Hisspeed is ?