The answer is 704 feet/min. 1 mile is 5280 feet. So you could say 1 mph=5280 ft/hr. Divide 5280/60 to get 1mph= 88 ft/min. Multiply both sides by 8 (to answer your question and there ya go:)
keeping in mind that there are 5280 feet in 1 mile and 60 minutes in an hour.
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