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Mathematics, 19.06.2020 20:57 greend0719

Lorri took a 240 km trip to Waterloo. On her way there, her average speed was 120 km/h. She was stopped for speeding, so on her way home, her average speed was 80 km/h. What was her average speed, in km/h, for the entire round-trip?

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Lorri took a 240 km trip to Waterloo. On her way there, her average speed was 120 km/h. She was stop...

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