Math 8 Quiz Bee.pptx

Quiz Bee

1. MATHEMATICS 8 QUIZ BEE

2. EASY ROUND 2 Points

3. 1. The GCF of is . What is the other factor?    

4. 1 . The GCF of is . What is the other factor?    

5. 2. Which of the following is a rational algebraic expression?  

6. 2. Which of the following is a rational algebraic expression?  

7. 3. What is the simplest form of ?    

8. 3. What is the simplest form of ?    

9. 4. What point is found on Quadrant III?  

10. 4. What point is found on Quadrant III?  

11. 5. What is the coordinate of point H?  

12. 5. What is the coordinate of point H?  

13. 6. Which of the following is a graph of a linear equation?

14. 6. Which of the following is a graph of a linear equation? A

15. 7. What is the slope of the equation ?    

16. 7. What is the slope of the equation ?    

17. 8. What is the slope of the line that passes through points ( 2, 7) and (5, 0)?    

18. 8. What is the slope of the line that passes through points ( 2, 7) and (5, 0)?    

19. 9. Which is the equation of the given graph below?  

20. 9. Which is the equation of the given graph below?  

21. 10. What kind of system of linear equations in two variables has infinite number of solutions and whose graph consists of coinciding lines?  

22. 10. What kind of system of linear equations in two variables has infinite number of solutions and whose graph consists of coinciding lines?  

23. AVERAGE ROUND 6 Points

24. 11. Which is TRUE about of ?    

25. 11. Which is TRUE about of ?    

26. 12. Which of the following is the slope – intercept form of the equation 10x + 2y = 5 ?  

27. 12. Which of the following is the slope – intercept form of the equation 10x + 2y = 5 ?  

28. 13. Given the points (2, 4) and (4, 6), how will be its graph be described? leaning to the left leaning to the right h orizontal  

29. 13. Given the points (2, 4) and (4, 6), how will be its graph be described? leaning to the left leaning to the right h orizontal  

30. 14. If the slope of the line is – 2/0, the line will pass through which point? (2, 0) (–2, 0) (0, 2)  

31. 14. If the slope of the line is – 2/0, the line will pass through which point? (2, 0) (–2, 0) (0, 2)  

32. 15. Find the equation of the line that has a slope of 4 and a y-intercept of 8. y = 1/4x + 8 y = 4x + 8 y = – 4x – 8  

33. 15. Find the equation of the line that has a slope of 4 and a y-intercept of 8. y = 1/4x + 8 y = 4x + 8 y = – 4x – 8  

34. DIFFICULT ROUND 10 Points

35. 16. Is (5, 1) a solution to system of linear equations x + 3y = 8 and 2x – y = 9? Yes, because it satisfies both equations B. No, because it does not satisfy both equations C. Yes, because it satisfies only one equation D. It can not be determined

36. 16. Is (5, 1) a solution to system of linear equations x + 3y = 8 and 2x – y = 9? Yes, because it satisfies both equations B. No, because it does not satisfy both equations C. Yes, because it satisfies only one equation D. It can not be determined

37. 17. Given the equations x + y = – 3 and 3x + 3y = –9, which statement is TRUE? The two lines are coinciding. B. The y – intercepts of the lines is – 3 and – 9. C. The graph of the line is an independent system. D. The slopes of the line are 1 and 3, respectively.

38. 17. Given the equations x + y = – 3 and 3x + 3y = –9, which statement is TRUE? The two lines are coinciding. B. The y – intercepts of the lines is – 3 and – 9. C. The graph of the line is an independent system. D. The slopes of the line are 1 and 3, respectively.

39. 18. The area of a square is 4x 2 + 12x + 9 square units. Which expression represents the length of its side? 2x – 3 units 2x + 3 units 4x + 9 units 4x + 3 units

40. 18. The area of a square is 4x 2 + 12x + 9 square units. Which expression represents the length of its side? 2x – 3 units 2x + 3 units 4x + 9 units 4x + 3 units

41. 19. Mark and Mary went to the canteen for recess. Mary bought 4 pieces of turon costing P5 each. Mark bought the same snack. If the total they paid is P50, how many pieces of turon did Mark buy? 4 6 8 10

42. 19. Mark and Mary went to the canteen for recess. Mary bought 4 pieces of turon costing P5 each. Mark bought the same snack. If the total they paid is P50, how many pieces of turon did Mark buy? 4 6 8 10

43. 20. Kim was asked to simplify . her solution is shown below. What makes her solution wrong?   The factors of in step 1 must be (x – 2)(x – 2) Crossing out x – 2 on step 1. Crossing out the variable x on step 2. Dividing – 2 by 2 in step 3.     Step 1 Step 2 Step 3   = 2   Step 1 Step 2 Step 3   2

44. 20. Kim was asked to simplify . her solution is shown below. What makes her solution wrong?   The factors of in step 1 must be (x – 2)(x – 2) Crossing out x – 2 on step 1. Crossing out the variable x on step 2. Dividing – 2 by 2 in step 3.     Step 1 Step 2 Step 3   = 2   Step 1 Step 2 Step 3   2