# CAT Quant Practice Problems

Question: If one root of${x^2} - 7 + 12 = 0$ is 4, while the equation ${x^2} - 7x + q = 0$ has equal roots, then the value ofqis

 $\frac{{49}}{4}$ $\frac{4}{{49}}$ 4 $\frac{1}{4}$

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