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Mathematics 19 Online
OpenStudy (anonymous):

The equation s = 640a gives the relationship between s square miles and a acres. Pam owns 7.5 square miles of farmland. How many acres does she own?

OpenStudy (anonymous):

s = 640a means 1 sqmile = 640 acres so 7.5 sq miles = 7.5*640 acre = 4800 acres

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