The average speed of a car is 1 2 5 times the average speed of a bus A tractor covers 625 km in 25 h...........

Quantitative Aptitude ( CCS) Time & distance

The average speed of a car is 1 (2/5) times the average speed of a bus. A tractor covers 625 km in 25 hours. How much distance will the car cover in 4 hours if the speed of the bus is twice speed of the tractor?

320km

280km

250km

300km

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Explanation:

Solution:
Speed of a tractor=625/25 = 25 km / hr
The speed of a bus in an hour = 25 × 2 = 50 km
The speed of a car in an hour = 7/5 * 50 = 70 km
So, the distance covered by car in 4 h is
70 × 4 = 280 km.