A train covers a certain distance at a speed of 150kmph in 4 hours. To cover the same distance in 2 hours, it must travel at a speed of  Select
A) 700km/hr	B) 600km/hr	C) 500km/hr	D) 400km/hr	E) 300km/hr
300km/hrxplanation:   Distance = 150×4 = 600km   Required speed = (600/2)= 
<gadget id="calculator">(600/2)</gadget>
<output>300</output>
300km/hr   Answer: Option 300km/hr
<result>E</result>
A train covers a certain distance at a speed of 150kmph in 4 hours. To cover the same distance in 2 hours, it must travel at a speed of