aubsybobs aubsybobs

25-08-2016
Mathematics

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James answered 14 items correctly on a 16-item quiz. What percent did he answer correctly?

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WorldlyGlass49 WorldlyGlass49

25-08-2016

The correct answer should be 87.5%

If you take 16 to be 100% then a proportion for discovering would be

16 : 100 = 14 : X

16X = 100 x 14
16X = 1400
X = 1400/16
X = 87.5

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