An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 1 2/3 hours, it must travel at a speed of:	Answers.
A) 300 kmph  B) 360 kmph  C) 600 kmph  D) 720 kmph  E) None
Explanation: Distance = (240 x 5) = 1200 km.   Speed = Distance/Time   Speed = 1200/(5/3) km/hr. [We can write 1 2/3 hours as 5/3 hours]   Required speed = 1200 x 3/5 km/hr = 720 km/hr.   Answer: Option 720 kmph
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An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 1 2/3 hours, it must travel at a speed of: