☐B. \(14.5\) ☐C. \(14\) ☐D. \(13.5\) Best PSAT 10 Math Prep Resource for 2026 Answers: 1- CFirst, find the factors of numerator and denominator of the expression. Then simplify.\(\frac{5x^2+75x-80}{x^2-1}=\frac{5(x^2+15x-16)}{(x-1)(x+1)}\)\(\frac{5(x+16)(x-1)}{ (x-1)(x+1)}=\frac{5(x+16)}{ (x+1)} \)\(=\frac{(5x+80)}{ (x+1)} \) 2- AIf \(r=55→ \frac{x^2+6x-55}{x-5}\) = \(\frac{(x+11)(x-5)}{x-5}\) \(= x + 11\)For all other options, the numerator expression is not divisible by \((x-5)\). […]
B. \(4.8\) C. \(7.2\) D. \(24\) 5- If a and b are solutions of the following equation, which of the following is the ratio \(\frac{a}{b}\)? \((a > b)\)\(2x^2-11x+8=-3x+18\) A. \(\frac{1}{5}\) B. \(5\) C. \(-\frac{1}{5}\) D. \(-5\) 6- How many tiles of \(8 cm^2\) are needed to cover a floor of dimension \(6 cm\) by \(24 […]
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