SOLUTION: Chang runs 7 miles in 50 minutes. At the same rate, how many miles would he run in 75 minutes?

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Question 883879: Chang runs 7 miles in 50 minutes. At the same rate, how many miles would he run in 75 minutes?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
(7 miles)/(50 minutes) = (x miles)/(75 minutes)


7/50 = x/75


7*75 = 50*x


525 = 50*x


525/50 = x


10.5 = x


x = 10.5


He runs 10.5 miles in 75 minutes (assuming his speed is the same).