me: de and Section: LEARNING AREA COMPETENCIES Solves problems involving quadratic equations and rational algebraic equations. llustrates quadratic inequalities. Solves quadratilc inequalities. Solves problems involving quadratic inequalities. Mathematics A. MULTIPLE CHOICE. Directions: Read and answer the questions carefully. Encircle the letter of the correct answer. 1. Which of the following mathematical statements is a quadratic inequality? A. 2r2- 3r - 5 = 0 B. 7h2 + 12 < 0 C. 3t + 7t - 2 = 0 D. s + 8s + 15 = 0 2. Which of the following is a solution of x - 5x- 6 > 0? C. x = 6 A. x = 4 B. x 5 D. x = 7 3. Which of the following is a solution of 4x s 1? A. 0 В. 1 С.2 D. 3 Use the problem below to answer numbers 4-7. Austin and Jeff are both former students of SGIS. They volunteer to school as their support to Brigada Eskwela. If Austin takes 8 hours to paint the classroom and Jeff paints the same room in 9 hours, how long would it take Austin and Jeff to paint the classroom if they work together? 4. How much work did Austin complete in 1 hour? B. D. A. 2.

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