NEW ERA UNIVERSITY Name:_________________________ Batangas Branch Grade and Section:______________ st 1 Periodical Exam in MATHEMATICS 7 Date: ________________________ 1st Quarter of A.Y. 2015-2016 Score: ______ / (A) I. Multiple Choice Direction: Choose the letter of the correct answer and write it on the space provided ______1. Why is there a need for you to understand the “Venn Diagram” ? A. It is useful in showing the relationship between sets B. It is useful in showing a picture of sets C. It can be used to analyze real – situations D. The above listed are all important ______2. Which of the following sets are well - defined? A. The set of good students C. The set of nice teachers B. The set of all large numbers D. The set of all multiples of 10 ______3. Which of the following is considered as “The Roster Notation Method”? A. A = { x | x is a negative multiple of 5 } B. B = { x | x is a letter in your Nickname } C. C = { j, o, h, n, e, l } D. Set D is the set of counting numbers more than 15 ______4. Which of the following is not considered as the quotient of two integers? A. – 19 C. ¾ B. 0.6 D. 𝜋 ______5. Which of the following is an example of “Distributive Property of Multiplication over Addition or Subtraction “? A. 12 + 0 = 12 C. 12 – 12 = 0 B. 12 • 1 = 12 D. 2 ( 12 + 2 ) = 28 ______6. What kind of property is a • 1 𝑎 =1 ? A. Identity Property of Addition C. Inverse Property of Addition B. Identity Property of Multiplication D. Inverse Property of Multiplication ______7. What is the value of a ( b + c ) , if a = 7 , b = 4 , and c = 5 ? A. 63 B. 53 C. 73 D. 43 ______8. What answer will you get if the given is, - {- [- (- 100)]}? A. – 100 B. + 100 C. 1 D. 0 ______9. Which of the following is the value of the expression, | - 10 | - | - 15 | ? A. 25 B. - 25 C. 5 D. – 5 ______10. Which of the following has the greatest value? A. – 25 B. 0.25 1 C. 4 D. 1 ______11. What is the value of , 17 + ( - 4 ) + 10 + ( - 5 ) ? A. – 18 B. 18 C. 8 D. – 8 ______12. What answer will you get in, ( - 10 ) – ( + 8 ) – ( - 4 ) – 7 = n ? A. 21 B. - 21 D. – 29 C. 29 ______13. What product will you get if you are given the following factors? (-1)(-2)(-3)(-4)(-5) ? A. – 120 C. – 60 B. 120 D. 60 ______14. When you apply the order of operations, what will be the result in, {[2+(2–3)•4•5]}•(7–8)=n ? A. – 18 B. 18 C. -20 D. 20 ______15. Which of the following is the value of 3.21 ? 7 A. 3 33 B. 3 ______ 16. What is the answer in, 6 11 A. 2 12 33 21 7 1 4 + ( - 3 11 1 2 3 B. - 2 1 3 D. 3 3 ) = n ? 1 B. – 2 12 ______ 17. What is the result in, ( - 2 2 ) ( A. 1 C. 3100 1 D. – 2 2 C. 2 2 3 5 1 ) ÷ ( -24) ? C. 1 3 D. 3 ______ 18. What is the approximate value of √90 ? A. 3.162 B. 3 √10 C. 9.48 D. 9.5 ______ 19. What is the product of 3.5025 and 4.00 ? A. 14 B. 14.0 C. 14.01 D. 14.010000 ______ 20. John began a 7 – km hike on Monday by walking 453 m. He walked 2 km. on Tuesday and 544 m on Wednesday. How many meters must he walk to complete the hike? A. 4, 003 meters C. 4, 030 meters B. 4, 300 meters D. 4, 000 meters For numbers 21 – 30, refer to the following given: U = { 1, 2, 3, 4, 5 } A = { 1, 3, 5 } B = { 1, 5 } C = { } ______ 21. What is the value of A ‘ ? A. { 2, 4 } B. { 2, 3, 4 } C. { } D. { 1, 2, 3, 4, 5 } B. { 2, 3, 4 } C. { } D. { 1, 2, 3, 4, 5 } C. { } D. { 1, 2, 3, 4, 5 } ______ 22. What is B ‘ ? A. { 2, 4 } ______ 23. What are the elements of C ‘ ? A. { 2, 4 } B. { 2, 3, 4 } ______ 24. What is the value of A U B ? A. { 1, 3, 5 } B. { 1, 5 } C. { 2, 4 } D. { 2, 3, 4 } B. { 1, 5 } C. { 2, 4 } D. { 2, 3, 4 } ______ 25. What is A U C ? A. { 1, 3, 5 } ______ 26. What is B U C ? A. { 1, 3, 5 } B. { 1, 5 } C. { 2, 4 } D. { 2, 3, 4 } C. { 2, 4 } D. { 2, 3, 4 } ______ 27. What is the value of A U B U C ? A. { 1, 3, 5 } B. { 1, 5 } ______ 28. What are the elements of A ∩ B? A. ∅ B. { 1, 5 } C. { 2, 4 } D. { 2, 3, 4 } C. { 2, 4 } D. { 2, 3, 4 } C. { 2, 4 } D. { 2, 3, 4 } ______ 29. What are the elements of A ∩ C? A. ∅ B. { 1, 5 } ______ 30. What are the elements of B ∩ C? A. ∅ B. { 1, 5 } For numbers 31 – 40, refer to the following given: U = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } A = { 1, 2, 3, 4, 5 } B = { 4, 5, 6, 7, 8 } C = { 1, 2, 7, 8, 9, 10 } ______ 31. What are the elements of ( A ∩ B)’ ? ______ 32. What are the elements of ( A ∩ C)’ ? ______ 33. What are the elements of ( B ∩ C)’ ? ______ 34. What are the elements of ( A ∩ B ∩ C)’ ? ______ 35. What are the elements of ( A − B ) ? ______ 36. What are the elements of ( B − C ) ? ______ 37. What are the elements of ( C − A ) ? ______38. What are the elements of ( B − A ) ? ______39. What are the elements of ( A ∪ B)’ ? ______40. What are the elements of ( A ∪ C)’ ? II. Problem Solving Direction: Using the given word problem, illustrate the Venn diagram on the space provided below the given data. ( 5 pts for the Venn Diagram) During the educational tour of 70 Grade 7 students of New Era University – Lipa City Branch who joined the field trip at Manila Zoo, it is found that: 54 students love birds 24 students love crocodiles 21 pupils love snakes 16 pupils love birds and crocodiles 10 pupils love birds and snakes 12 students love crocodiles and snakes 5 students love birds, crocodiles and snakes How many students love; ______41. Birds only ______42. Snakes only ______43. Birds and Snakes but not Crocodiles ______44. Birds and Crocodiles but not Snakes ______45. Not Snakes or Crocodiles or Birds Goodluck and God Bless… Prepared by: Mr. Julius John L. Palacpac Key to correction: I. Multiple Choice 34. B 35. A 1. D 36. D 2. D 37. A 3. C 38. B 4. D 39. C 5. D 40. D 6. B 41. A 7. A 42. C 8. B 43. B 9. D II. 10. D 44. A 11. B 45. B 12. B 46. C 13. A 47. D 14. A 48. A 15. C 49. C 16. A 50. D 17. A 51. A 18. C 19. C 20. A 21. A 22. A 23. A 24. B 25. D 26. A 27. A 28. B 29. A 30. B 31. A 32. A 33. C Problem Solving