an aeroplane flies a certain distance at a speed of 720 km per hour in 2 hours 30 minutes how much should its speed be reduced if it has to cover the same distance in 3 hour?
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7
Step-by-step explanation:
Distance = (240 × 5) = 1200 km. ∴ Required speed = (1200×3/5) km/hr=720 km/hr. 240×5= 1200km/per hour.
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0
Answer:
an aeroplane covers distance in 720 km/h reduce by 30 minutes answer will be 120km/H
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