3. NEXT

9. 15 20 25 510 Chapter 1-2 Chapter 3-4 Chapter 5-6 Chapter 7-8 Chapter 9 5 5 5 5 10 15 20 25 20 Team One Team Two Team Three Team Four Team Five Team Six

10. 5 POINTS Are these equations Parallel, Coincident, or do they intersect? 2x+3y=64x+6y=0 Show Answer

11. 5 POINTS PARALLEL Back to Board

12. 10 POINTS Sweet delight candies has a fixed cost of $300. Each lb of candy produced costs $1 and is sold for $2. What is the break even point? Show Answer

13. 10 POINTS x + 300 = 2x -x -x 300 = x Back to Board

14. 15 POINTS Solve: a + b + c + d = 20 a + b + c = 0 c + d = 13 b – 2d = -5 Show Answer

15. 15 POINTS a = -28 b = 35 c = -7 d = 20 Back to Board

16. 20 POINTS Analyze in Echelon Form: 1 0 3 0 0 1 2 0 0 0 0 1 0 0 Show Answer

17. 20 POINTS No Solution! x + 3z = 0 y + 2z = 0 0 = 1 0 = 0 Back to Board

18. 25 POINTS Solve: x – y + z = 8 2x + 3y – z = -2 3x -2y -9z = 9 Show Answer

19. 25 POINTS X=4 Y=-3 Z=1 Back to Board

20. 5 POINTS Find the line of best fit: 197544,676 1980143,756 1985371,571 1990578,930 19951,071,029 20001,998,034 20052,632,655 20093,240,000 Show Answer

21. 5 POINTS y = 96939.29x – 191879351.5 Back to Board

22. 10 POINTS Find A x B: A= [ 1 5 3 ] B= 2 4 Show Answer

23. 10 POINTS 9 Back to Board

24. 15 POINTS Graph the Inequality: X < 3 Show Answer

25. 15 POINTS Back to Board

26. 20 POINTS Graph: 2x + 3y > 6 Show Answer

27. 20 POINTS y > -2/3x + 2 Back to Board

28. 25 POINTS Solve AB: A12 3B73 9 6189 Show Answer

29. 25 POINTS 12(73) + 3(189) 9(73) + 6(189) 1443 1791 Back to Board

30. 5 POINTS What interest uses the formula A=P ( 1 + r/n)nt Show Answer

31. 5 POINTS Compound Interest Back to Board

32. 10 POINTS Find the simple interest owed on $8,537 at 10% for 8 months. Show Answer

33. 10 POINTS 8,537 x.10 x (8/12) = $569.13 Back to Board

34. 15 POINTS Find the constraint: P = 400a + 100b + 200c + 300d a + b < 600 c + d < 400 a + c > 500 b + d > 300 Show Answer

35. 15 POINTS P a b c d s1 s2 s3 s4 RHS S10 1 1 0 0 1 0 0 0 600 S20 0 0 1 1 0 1 0 0 400 S30 -1 0 -1 0 0 0 1 0 -500 S40 0 -1 0 -1 0 0 0 1 -300 P0 400 100 200 0 0 0 0 0 Back to Board R3,C2=> R4,C3=> R1,C4=> R2,C6 P=150,000 a=100 b=300 c=400 d=0

36. 20 POINTS Find the value of annuity when $200 is deposited each month at 10% interest ( compounded monthly ) for 20 years. Show Answer

37. 20 POINTS 200 ( 1 +.1/12) ^240 -1.1/12 Back to Board $151,873.77

38. 25 POINTS Solve the constraint: P = 2x + y + 3z 2x + 3y + 4z > 20 4x + 2y + 2z > 15 Show Answer

39. 25 POINTS P = 15/2 X = 5/8 Y = 25/4 Z = o Back to Board

40. 5 POINTS Find the value of the expression: C(3,1) Show Answer

41. 5 POINTS *one choice of three 3 x 1 3 Back to Board

42. 10 POINTS How many different vertical arrangements are possible for 10 flags if 2 are white, 3 are red, and five are blue? Show Answer

43. 10 POINTS 10! 2!3!5! = 2,520 Back to Board

44. 15 POINTS Mark, Marcus, and Mike all have separate birthdays. If listed all the ways possible this could occur, how many would there be? Assume that there are 365 days in a year. Show Answer

45. 15 POINTS 365 x 364 x 363 = 48, 228, 180 Back to Board

46. 20 POINTS Describe a sample space for an experiment of selecting one family from the set of all possible three-child families. Show Answer

47. 20 POINTS (B,B,B)(G,B,B) (B,B,G)(G,B,G) (B,G,B)(G,G,B) (B,G,G)(G,G,G) 8 Choices Back to Board

48. 25 POINTS Standard license plates in the state of South Carolina consist of three letters of the alphabet followed by three digits. How many will have all their distinct digits? Show Answer

49. 25 POINTS 26 26 26 10 9 8 L L L D D D = 12, 654, 720 Back to Board

50. 5 POINTS Tell what the variable is, and then whether it is discrete or continuous. - Count the # of defective parts produced by a certain machine in an hour. Show Answer

51. 5 points Variable = Defective Parts - Discrete Back to Board

52. 10 POINTS Is this graph: A) Bell-shapedC) Skewed right B) UniformD) Skewed left Show Answer

53. 10 POINTS C - There are more outcomes clustered at one end while fewer values on the right side Back to Board

54. 15 POINTS A set of 750 scores are normally distributed. How many scores would you expect to find between 2 standard deviations above and below the mean? Show Answer

55. 15 POINTS.95 x 750 = 712.5 scores Back to Board

56. 20 POINTS Given a normal distribution with a mean of 9 and standard deviation of 2, find the z-score for 13. Show Answer

57. 20 POINTS 13 – 9/2 = 2 Back to Board

58. 25 POINTS Find the normalcdf between 30 and 52 with a mean of 40, and a standard deviation of 2. Show Answer

59. 25 POINTS 30-40/5 = -2 52-40/5 = 2.4 normalcdf (-2,2.4) =.96905 96.9% Back to Board

60. Show Question

61. “Big Points” Question What was the name of the district Miss Raven taught at before Basha High School? Show Answer 302928272625242322212019181716151413121110987654321

62. Big Points Kyrene School District Back to Board