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Mathematics, 04.06.2021 22:40 MorallyGray
A small plane travelled 1506 km in 9.5 h. During the first part of the trip, the plane travelled at an average speed of 150 km/h. During the rest of the trip, the plane travelled at an average speed of 180 km/h. For how long did the plane travel at 150 km/h?
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A small plane travelled 1506 km in 9.5 h. During the first part of the trip, the plane travelled at...
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