CAT Quant Practice Problems

Question: Let x, y and z be distinct integers, that are odd and positive. Which one of the following statements cannot be true?
  1. xyz2is odd
  2. (x – y)2z is even
  3. (x + y – z)2(x + y) is even
  4. (x – y)(y + z)(x + y – z) is odd

Correct Option:4

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CAT Quant Practice Problems
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