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Mathematics, 27.07.2019 15:30 snowysophia7987
Lisa drove 240 miles, then increased her speed by 20 miles per hour for 540 miles. if the second part of the drive took 3 hours longer than the first part, find her average speed.
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Lisa drove 240 miles, then increased her speed by 20 miles per hour for 540 miles. if the second par...
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