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Danimal · Answer 1 · 2018-04-23T01:59:55+0000

Assume side length of a square is: 2

Area= L^2 = 2x2 = 4

Increase that by 50% = 3x3 = 9

9-4 = 5 increase. So ask: what percentage of 4 equals to 5:

x/100 *4= 5

0.04x=5
x= 125

Increase = 125%

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