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Mathematics 7 Online
OpenStudy (anonymous):

A train travels 220 miles in 4 hours at a constant rate. What is the constant rate of change for the train in miles per hour? a 110 miles per hour b 55 miles per hour c 330 miles per hour d 2 miles per hour

jimthompson5910 (jim_thompson5910):

Hint: Rate = (Distance)/(Time)

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