CAT Quant Practice Problems

Question: Let x, y and z be distinct integers. x and y are odd and positive, and z is even and positive. Which one of the following statements cannot be true?
  1. y(x – z)2is even
  2. y2(x – z) is odd
  3. y(x – z) is odd
  4. z(x – y)2is even

Correct Option:1

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CAT Quant Practice Problems
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