A train is moving at a speed of 80 km/h and covers a certain

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A train is moving at a speed of 80 km/h and covers a certain distance in 4.5 hours. The speed of the train to cover the same distance in 4 hours is

1. 100 km/h
2. 70 km/h
3. 85 km/h
4. 90 km/h

Correct Option: D

Distance = Speed × Time
= 80 × 4.5 = 360 km

∴ Required speed =	360	= 90 kmph.
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