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26-11-2016
Mathematics

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The median size of a new single family home grew from 2063ft^2 in 1996 to 2523ft^2 in 2007. What is the percent of increase?

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JcAlmighty JcAlmighty

29-11-2016

The answer is 22.30%

(1) Calculate the percentage of the initial value:
2063 ft2 is 100x%. 2523 ft2 is x%
2063 : 100% x = 2523 : x
x = 2523 * 100% : 2063
x = 122.30%

(2) Calculate the percent of increase:
x - 100% = 122.30% - 100% = 22.30%

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