# CAT Quant Practice Problems

Question: If ${x^2} + 5{y^2} + {z^2} = {2^y}(2x + z)$, then which of the following statements is(are) necessarily true?

A. $x{\rm{ }} = {\rm{ }}2y$

B. $x = 2z$

[C. $2x = {\rm{ }}z$

 Only A B and C A and B None of these

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CAT Quant Practice Problems