A train covers a certain distance at a speed of 300kmph in 4 hours. To cover the same distance in 2 hours, it must travel at a speed of	Choose the correct option.
A) 600km/hr  B) 700km/hr  C) 800km/hr  D) 900km/hr  E) 1000km/hr
Explanation:   Distance = 300×4 = 1200km   Required speed = (1200/2)= 
<gadget id="calculator">(1200/2)</gadget>
<output>600</output>
600km/hr   600km/hrnswer: Option 600km/hr
<result>A</result>
A train covers a certain distance at a speed of 300kmph in 4 hours. To cover the same distance in 2 hours, it must travel at a speed of