# CAT Quant Practice Problems

Question: Let x < 0, 0 < y < 1, z > 1. Which of the following may be false?
1. (x2– z2) has to be positive.
2. yz can be less than one.
3. xy can never be zero.
4. (y2– z2) is always negative.

Correct Option:1

## CAT Quant Questions with Video Solutions

CAT Quant Practice Problems
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