UPLB DEPARTMENT OF SCIENCE AND TECHNOLOGY SCHOLARS’ SOCIETY SCIENCE, ENGLISH, AND MATHEMATICS ENRICHMENT PROGRAM 2024 DOST x NCR Review 2024 Questionnaire # ____ MATH SAMPLE TEST QUESTIONS DIRECTIONS: Read the questions carefully. Select the best answer among the choices given. Use the provided answer sheet and shade the letter that corresponds to your answer. 1. Divide (12c4- 4c3 + 8c) by 4c a. 3c4- c3 + 2 b. 12c4- 4c3 + 4c c. 3c3- c2 + 2c d. 3c3- c2 + 2 2. Find the square of the binomial (7x + 16). a. 14x2 + 112x + 32 b. 14x2 + 224x + 32 c. 49x2 + 112x + 256 d. 49x2 + 224x + 256 3. Simplify (12a4 + 29b2 + 96c ) - (10a3 + 4b2 + 97) a. 2a + 96c + 122 b. 12a4- 10a3 + 25b2 + 96c - 97 c. 12a4 + 10a3 + 33b2 + 96c + 97 d. 22a7- 33b4 + 96c - 97 4. In the given figure, ∠BAC = 90°, and AD is perpendicular to BC. Find the number of right triangles in the given figure. a. b. c. d. 1 2 3 4 5. The length of a rectangle is 3 more inches than its breadth. The area of the rectangle is 40 in2. What perimeter of the rectangle? a. 20 in b. 22 in c. 24 in d. 26 in is the 6. The figure below shows a quadrilateral with given dimensions. Find the area of the quadrilateral. (Note: Figure is not drawn to scale). a. b. c. d. 150 160 170 25 7. A random number from 1 to 99 is chosen. What is the probability that the number picked is an even number or a multiple of 9? a. 5/9 b. 60/99 c. 4/9 d. None of the above 8. In a group of 20 people, 4 are children, 2 are teenagers, 12 are adults, and 2 are senior citizens. What is the probability of not picking an adult? 1 UPLB DEPARTMENT OF SCIENCE AND TECHNOLOGY SCHOLARS’ SOCIETY SCIENCE, ENGLISH, AND MATHEMATICS ENRICHMENT PROGRAM 2024 DOST x NCR Review 2024 a. b. c. d. 2/5 3/5 1 3/4 9. The membership and discipline committee shall have 10 people to be formed randomly from batch dogshow with 13 members and batch Nin Nin with 9 members. Find the probability that the committee has 6 members from batch dogshow and 4 members from batch Nin Nin. a. 0.33 b. 0.34 c. 0.69 d. 0.70 10. The mean of the following frequency is 8. Find the value of Y. a. b. c. d. 20 25 30 35 11. The following are scores of 14 students on a 50-item MATH 25 problem set: 16, 35, 2, 23, 11, 27, 32, 0.5, 29, 41, 13, 15.5, 50, 27. Compute for the 5th decile. a. D(5) = 24.50 b. D(5) = 24.75 c. D(5) = 25 d. D(5) = 25.75 12. Which is the appropriate frequency distribution table with class width of 10 for the given scores in the previous problem? a. b. c. d. 13. In a right-angled triangle ABC, AB = 12 units, AC = 13 and angle B = 90° . Find the length of BC a. 5 b. 11 c. 12 d. 6 14. Evaluate: cos(20o) × cos(40o) × cos(60o) × cos(80o) a. 1/16 b. 2/16 c. 3/16 d. 4/16 15. A ladder of length l meters is resting against the wall. The base of the ladder is x meters away from the base of the wall. The angle between the ladder and the wall is denoted as θ. Find θ in terms of l and x. a. Sin -1 (x/l) b. Sin -1 (l/x) c. Cos -1 (x/l) d. Cos -1 (l/x) 2