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Question

A car travels at a speed of 90 km/h and takes 4.5 hours

to cover a specific distance. A train can cover the same distance in 3 hours. If the speed of the car is increased by 40% and the speed of the train is decreased by 20%, determine the difference between the new speeds of the car and the train.

A 18 km/hr

B 25 km/hr

C 15 km/hr

D 45 km/hr

E none of these

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