An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 12/3 hours, it must travel at a speed of:
সমাধান
সঠিক উত্তর: Option D
in 1 hour covers 240 km in 5 hour covers =240 x5=1200 km speed=1200/5/3=720 kmph