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Mathematics, 04.11.2020 20:50 liv696

Serena drove 54 miles in the city, averaging 24 miles per gallon. Then she drove 251 miles on highways. For the entire 305 miles, she averaged 30 miles per gallon. What was her average fuel consumption on highways, in miles per gallon? Round to the nearest tenth if necessary.

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Serena drove 54 miles in the city, averaging 24 miles per gallon. Then she drove 251 miles on highwa...
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