A plane flies a distance d between two cities during 2 hours with an average speed of 800 km/h. A second plane covers the same distance d with an average speed of 400 km/h. The time of flight taken by the second plane to cover the distance d is equal to:
A plane flies a distance d between two cities during 2 hours with an average speed of 800 km/h. A second plane covers the same distance d with an average speed of 400 km/h. The time of flight taken by the second plane to cover the distance d is equal to:
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Transcribed Image Text:A plane flies a distance d between two cities during 2 hours with an average speed of 800
km/h. A second plane covers the same distance d with an average speed of 400 km/h. The
time of flight taken by the second plane to cover the distance d is equal to:
8 hours
4 hours
3 hours
16 hours
6 hours
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