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Mathematics 7 Online
OpenStudy (anonymous):

Ariel travels 400 miles in 8 hours. What is her rate of change or rate? A) 40 miles per hour B) 50 miles per hour C) 55 miles per hour D) 60 miles per hour

OpenStudy (adalrymple):

B because you divide 400 by 8 and get 50

OpenStudy (anonymous):

thx

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