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7. An aeroplane goes from country A to country B with an average speed of 450 km h and returnswith an average speed of 300 km h Find the distance between the two countries if the flighttakes 15 hours in all

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Answer:

. An aeroplane goes from country A to country B with an average speed of 450 km h and returns

with an average speed of 300 km h ! Find the distance between the two countries if the flight

takes 15 hours in all

474

Stewart

Feb 6, 2021

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7. An aeroplane goes from country A to country B with an average speed of 450 km h and returnswith an average speed of 300 km h Find the distance between the two countries if the flighttakes 15 hours in all​