state gov DSSSB Junior Assistant, Steno and LDC Mock Test 2023 - 24 Quantitative Aptitude Algebra Quadratic Equation
If \(\rm x+\frac{1}{x}=6 \) and \(\rm y=\frac{2^{18}+2^{20}+2^{22}}{2^{20}+2^{22}+2^{24}}\), then the ratio of \(\rm \frac{3x}{2x^2+2-5x}:y\) is:
1
12 ∶ 7
2
7 ∶ 12
3
7 ∶ 5
4
5 ∶ 7