SOLUTION: Question: if there are 7 rectangles in 140 cm , how many rectangles in 220 cm?
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Question 1001595: Question: if there are 7 rectangles in 140 cm , how many rectangles in 220 cm?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
We can say 7 is to 140 as x is to 220, or the proportion
We can cross-multiply and get
140x = 1540
x = 11
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