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Mathematics, 09.12.2021 04:50 BryantDream

A family drove from Philadelphia to Chicago over two days. The first day they drove 515 miles in 8 hours. The second day they drove 235 miles in 4.5 hours. What was their average
speed in miles per hour over both days?

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A family drove from Philadelphia to Chicago over two days. The first day they drove 515 miles in 8...
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