GMAT Math: 5
10:59
Added: 3 years ago
From: khanacademy
Views: 11,202
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  • You are a gem to lost math students everywhere.

  • FYI, I have the 12th edition and the error on question 28 (now 31) was corrected to Y/X, still answer B.

  • In the book I have the answer is Y/X like you thought. Answer B.

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