Question
An aeroplane covers a certain distance at a speed of 240 km hour in 5 hours. To cover the same distance in 1$2/3$ hours, it must travel at a speed of :
Answer: Option A
Answer: (a)Using Rule 1,Let the required speed is x km/ hrThen, $240 × 5 = 5/3 × x$x = 720 km/hr.
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Answer: (a)Using Rule 1,Let the required speed is x km/ hrThen, $240 × 5 = 5/3 × x$x = 720 km/hr.
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