GRADE 9 MATHEMATICS Intersection of Events

GRADE 9 MATHEMATICS Intersection of Events

1. Intersection of Events Prepared by Ms. Judy Ann S. Quiña

2. Relationship on the go!

3. Mechanics Every group must have one representative in answering the given question. No repetition of representation. Every representative must have to take the challenge first before answering the question. Rejecting the challenge means disqualified. Additional points for the challenger who will do the challenge first. Every satisfying answer is worth 5 points. 3 points will be given if the answer worth satisfying to the audience. Coaching means disqualified. Must have to enjoy the game!

4. Instruction: Find the relation on the given situation/object/character/elements etc.

5. CLOSE UP COLGATE

6. Toothpaste

7. 1

8. CHALLENGE: TURN AROUND THREE TIMES

9. PENCIL BALLPOINT PEN

10. For writing

11. 2

12. CHALLENGE: MODEL WALK WITH ESCORT

13. SOCCER BALL GLOBE

14. Same figure

15. 3

16. CHALLENGE: carry me like a princess

17. CELLPHONE CALCULATOR

18. handy

19. 4

20. CHALLENGE: shout-out your ex

21. SOLDIER TEACHER

22. profession

23. 5

24. CHALLENGE: define your best-friend in 1 word.

25. WHITE BLACK

26. color

27. 6

28. CHALLENGE: write the full name of your pst in math

29. SODA WATER

30. drinkable

31. 7

32. CHALLENGE: relax. 

33. SHOES BRACELET

34. To be worn

35. 8

36. CHALLENGE: 177 x 18 = ? write your answer on the board

37. CAR BLUETOOTH

38. transfer

39. 9

40. CHALLENGE: carry me like a princess

41. HEART BRAIN

42. organ

43. 10

44. CHALLENGE: jump 3 times and turn around 3 times

45. YOU MOSQUITO

46. living

47. 11

48. CHALLENGE: 1 pick-up line

49. GOOD luck HAVE A NICE DAY

50. BLESSING

51. 12

52. CHALLENGE: your crush in the class. Describe him/her in 1 word

53. ERASER ALCOHOL

54. TO CLEAN

55. 13

56. CHALLENGE: describe yourself in 1 word. Why?

57. YOUR EX-BF/GF BUBBLES

58. EASY TO GIVE UP! 

59. 14

60. CHALLENGE: shake hands with 1 person in the class.

61. CO-GROUPMATE YOU

62. BRILLIANT

63. 15

64. CHALLENGE: describe your pst in 1 word. Why?

65. RECITE AN EXAMPLE OF RELATION WITH CONNECTION

66. The objectives for today’s lesson: Define intersection of events Use Venn Diagram to illustrate intersection of events Solve problems involving intersection of events Differentiate union and intersection of events

67. Best entertaining websites participated by Grade 10 Bangcud National High School 38 26 18 14 49

68. How many students who did not choose among the three websites? How many students likes only in Facebook and YouTube? How many students likes only in Facebook, YouTube and Instagram? How many students likes only in YouTube and Instagram? If a student is randomly chosen, what is probability that the student likes only in Instagram and YouTube? If a student is randomly chosen, what is the probability that the student participates only in YouTube and Instagram? If a student is randomly chosen, what is the probability that the student participates only in Facebook, YouTube and Instagram?

69. The favorite snack of Grade 10 students in Bangcud National High School are shown in the Venn diagram below. 8 10 12 5 21

70. How many Grade 10 students participate in the survey? How many students likes Math, English and Science? How many students likes only Math and English? How many students who likes only Math, English and Science? If a student is randomly chosen, what is the probability that the student likes only Math and Science? If a student is randomly chosen, what is the probability that the student likes only English and Math?

71. Assignment Lanie wants to determine what color is best to use in her drawing. She is undecided with the three colors: pink, red and blue. She asks her classmates about it just to decide. Can you help Lanie to illustrate her survey using a Venn diagram?

72. Her survey shows that: Red – 5 votes Red and pink – 2 votes Pink – 14 votes Pink and blue – 7 votes Blue – 3 votes Blue and red – 6 votes Pink, red and blue – 7 votes

73. Questions: How many students did participate in the survey? How many students prefer only red and pink? How many students likes only pink and blue? What is the probability that the student likes only blue and red? What is the probability that the student likes only red, blue and pink?