Math CSA Davao Oriental State University PDF

DAVAO ORIENTAL STATE UNIVERSITY “A University of excellence, innovation, and inclusion” CSA 100 Competencies and Skills Appraisal for General Education Courses Arnie A. Valera, MAEd...

DAVAO ORIENTAL STATE UNIVERSITY “A University of excellence, innovation, and inclusion” CSA 100 Competencies and Skills Appraisal for General Education Courses Arnie A. Valera, MAEd Faculty of Teacher Education General Education Mathematics Summative Test 1. Evaluate the following expression: A. B. C. D. 2. What is the prime factors of 273? A. B. C. D. 3. Miss Lu’s class has 15 boys and 20 girls in her science class. What percent of the students are boys? A. B. C. D. 4. In a Math test of 50 items, Henry got of the items correctly. How many items did he get wrong? A. B. C. D. 5. Genie buys 7 pcs of biscuits at each and gave bill to the cashier. How much change did she receive? A. B. C. D. 6. The ratio of the sides of the triangle is with a perimeter of. Find the length of the longest side. A. B. C. D. 7. What is the radius of a circle whose area is sq. cm. A. B. C. D. 8. Jane paid for a handbag that was sold at her at discount. What is the original price of the handbag? A. B. C. D. 9. A ball is drawn at random from a box containing 6 blue balls, 5 white balls, and 3 red balls. What is the probability of getting a blue ball? A. B. C. D. 10. There are 40 pupils with only 20 textbooks in the English class of Mr. Lizano. What is the pupil textbooks ratio? A. B. C. D. 11. Factor over the integers by grouping: A. B. C. D. 12. Two coins are tossed. How many possible outcomes are there? A. B. C. D. 13. It takes 27 women to clean the building in 15 days. At this rate, how many women will be needed to clean the same building in 9 days? A. B. C. D. 14. Jayme takes money by commission rates. She gets of everything she sells. If Jayme sold 23, 000 pesos worth of items this month, what is her salary for the month? A. B. C. D. 15. What is A. B. C. D. 16. How many permutations are there of all the letters in the word “COMBINE”? A. B. C. D. 17. “Twice the sum of x and y, increased by 6 is equal to twenty-five” is expressed algebraically as A. B. C. D. 18. Cindy deposited in a bank with an interest of per annum. How much is the interest of her money after 1 year? A. B. C. D. 19. A bomb was dropped on a rectangular area where rebels were hiding. The perimeter of the damaged area was 480 meters and its width was 15 meters. What was the length of the damaged area? A. B. C. D. 20. Mrs. Cortez borrowed at interest per annum for 6 months. How much did she pay back? A. B. C. D. 21. Mr. Lazarte had incurred the following expenses in his trips to the Mindanao islands; P3,200.00; P2,500.00 and P1,500.00. What percent of this total monthly budget P40, 000.00 did he spend for this trip? A. B. C. D. 22. If a die is rolled, what is the probability of getting a number divisible by 2? A. B. C. D. 23. Regal company manufactures beds; in its catalogue, a double bed is priced at P5,000.00 less a discount of 20%. What will Rizza have to pay for the bed she ordered? A. P4,150.00 B. P4,100.00 C. P4,200.00 D. P4,000.00 24. The side opposite the right angle of the right triangle is the ____ and each of the other two sides is ____. A. Hypotenuse, leg B. Opposite, adjacent C. Leg, hypotenuse D. Adjacent, opposite 25. Sam is now 21 years older than his son. In 8 years, he will be twice as old as his son’s age. What is his age? A. 30 B. 32 C. 34 D. 36 26. Ali and Ben both work at night. Ali has every 6th night off and Ben has every 8th night off. If both are off tonight, how many nights will it take to be both off again? A. 22 B. 24 C. 25 D. 26 27. In how many ways can 4 persons be seated in a round table? A. 4 B. 6 C. 24. D. 30 28. If a student has an average of 76% on his first two tests, and has an average of 85% on the next four tests, what is his final average on all six tests? A. 82.5% B. 80.5% C. 81.3%. D. 82.0% 29. What measure of central tendency ca best describe the size for T-shirts commonly worn by teenagers? A. Mode B. Mean C. Range D. Median 30. In a Physics test, 9 students obtained the following scores: 80, 86, 78, 88, 90, 82, 76, 84, 92. What is the median score? A. 82 B. 84 C. 86 D. 88 General Education Mathematics Summative Test Solutions 1. Evaluate the following expression: A. B. C. D. 2. What is the prime factors of 273? A. B. C. D. 3. Miss Lu’s class has 15 boys and 20 girls in her science class. What percent of the students are boys? A. B. C. D. 4. In a Math test of 50 items, Henry got of the items correctly. How many items did he get wrong? A. B. C. D. Out of 50-item Math test, Henry got 40 items correctly. Therefore, Henry got 10 item wrong. 5. Genie buys 7 pcs of biscuits at each and gave bill to the cashier. How much change did she receive? A. B. C. D. 6. The ratio of the sides of the triangle is with a perimeter of. Find the length of the longest side. A. B. C. D. Plug in to (longest side). We have, 7. What is the radius of a circle whose area is sq. cm. A. Area of a Circle! B. C. D. 8. Jane paid for a handbag that was sold at her at discount. What is the original price of the handbag? A. B. C. D. 9. A ball is drawn at random from a box containing 6 blue balls, 5 white balls, and 3 red balls. What is the probability of getting a blue ball? A. SIMPLE PROBABILITY! B. C. D. 10. There are 40 pupils with only 20 textbooks in the English class of Mr. Lizano. What is the pupil textbooks ratio? A. B. Pupil textbooks ratio! C. D. 11. Factor over the integers by grouping: A. Use substitution method! B. C. D. 12. Two coins are tossed. How many possible outcomes are there? A. When two coins are tossed together. B. There are four (4) possible outcomes: C. HH, TT, HT, TH. D. 13. It takes 27 women to clean the building in 15 days. At this rate, how many women will be needed to clean the same building in 9 days? A. Use Inverse Proportion! B. C. D. 14. Jayme takes money by commission rates. She gets of everything she sells. If Jayme sold 23, 000 pesos worth of items this month, what is her salary for the month? A. B. C. D. 15. What is A. Choose any value for and plug in to the given expression. B. C. For example, D. 15. What is A. B. C. D. 16. How many permutations are there of all the letters in the word “COMBINE”? A. COMBINE = 7 Letters! B. We have, C. D. 17. “Twice the sum of x and y, increased by 6 is equal to twenty-five” is expressed algebraically as A. B. C. D. 18. Cindy deposited in a bank with an interest of per annum. How much is the interest of her money after 1 year? A. Simple Interest! B. C. D. 19. A bomb was dropped on a rectangular area where rebels were hiding. The perimeter of the damaged area was 480 meters and its width was 15 meters. What was the length of the damaged area? A. Perimeter of a Rectangle!! B. C. D. 20. Mrs. Cortez borrowed at interest per annum for 6 months. How much did she pay back? Simple Interest! A. B. C. Therefore, the total amount Mrs. Cortez shoyld pay back is D. 21. Mr. Lazarte had incurred the following expenses in his trips to the Mindanao islands; P3,200.00; P2,500.00 and P1,500.00. What percent of this total monthly budget P40, 000.00 did he spend for this trip? A. Add first the three expenses: B. To get the percentage, we just divide the C. values and multiply to 100%: D. 22. If a die is rolled, what is the probability of getting a number divisible by 2? A. A die has 6 faces with 2, 4 and 6 as even B. faces (divisible by two). Thus, we get 3 even C. faces among 6 faces. The probability is 3/6 or ½. D. 23. Regal company manufactures beds; in its catalogue, a double bed is priced at P5,000.00 less a discount of 20%. What will Rizza have to pay for the bed she ordered? A. P4,150.00 B. P4,100.00 C. P4,200.00 D. P4,000.00 24. The side opposite the right angle of the right triangle is the ____ and each of the other two sides is ____. A. Hypotenuse, leg B. Opposite, adjacent C. Leg, hypotenuse D. Adjacent, opposite 25. Sam is now 21 years older than his son. In 8 years, he will be twice as old as his son’s age. What is his age? A. 30 B. 32 C. 34 D. 36 25. Sam is now 21 years older than his son. In 8 years, he will be twice as old as his son’s age. What is his age? A. 30 Father: Son + 21 Let be the age of the son. Father: B. 32 We have, C. 34 D. 36 Therefore, the age of his son is 13. To find the age of the father, substitute 13 to. We have, 26. Ali and Ben both work at night. Ali has every 6th night off and Ben has every 8th night off. If both are off tonight, how many nights will it take to be both off again? A. 22 Use LCM! B. 24 C. 25 D. 26 27. In how many ways can 4 persons be seated in a round table? A. 4 Formula: B. 6 We have, C. 24. D. 30 28. If a student has an average of 76% on his first two tests, and has an average of 85% on the next four tests, what is his final average on all six tests? A. 82.5% To solve for this we simply convert the true value of the two averages, ADD them B. 80.5% then DIVIDE by 6. C. 81.3%. As for As for D. 82.0% We get, 29. What measure of central tendency ca best describe the size for T-shirts commonly worn by teenagers? A. Mode B. Mean C. Range D. Median 30. In a Physics test, 9 students obtained the following scores: 80, 86, 78, 88, 90, 82, 76, 84, 92. What is the median score? A. 82 B. 84 76, 78, 80, 82, 84, 86, 88, 90, 92 C. 86 84 is the middlemost value in the D. 88 distribution. Therefore, 84 is the median score.