1. NJASK 8 Review GOOD LUCK!

2. Find the Greatest Common Factor 150v 2 x 2 and 600v 4 x Answer: 150v 2 x

3. Find each of the missing measures if a = leg, b = leg and c = hypotenuse of a right triangle a = 18, c = 27, and b = ? Answer: 20.12

4. Find each of the missing measures if a = leg, b = leg and c = hypotenuse of a right triangle b = 14, c = 21, and a =? Answer: 15.65

5. Express each fraction as a percent Answer: 225%

6. Express each decimal as a percent 0.205 Answer: 20.5%

7. Express each decimal as a percent 1.076 Answer: 107.6%

8. Express each fraction as a percent Answer: 31.25%

9. Express each fraction as a percent Answer: 175%

10. Evaluate Expression if… p = 1, m = 6, r = 2, y = 3, and z =5 p2m2rp2m2r Answer: 72

11. Express each percent as a fraction 65% Answer: 13/20

12. Find the Least Common Multiple 12h 2 and 28 Answer: 84h 2

13. Evaluate Expression if… p = 1, m = 6, r = 2, y = 3, and z = 5 2zy 2 Answer: 90

14. Express each percent as a fraction 8 1/8% Answer: 65/800 = 13/160

15. Express each percent as a decimal 14.6% Answer: 0.146

16. Find the total price of each item Jacket: $125.00 Tax: 5.5% Answer: $131.88

17. Evaluate Expression if… p = 1, m = 6, r = 2, y = 3, and z = 5 (ry)p 2 z Answer: 30

18. Solve Find 15% of 400 Answer: 60

19. Solve What number is 50% of 96? Answer: 48

20. Find the Greatest Common Factor 280a 5 c 4 b 2 and 320a 3 b 4 Answer: 40a 3 b 2

21. Solve 24 is what percent of 32? Answer: 75%

22. Solve 60 is 75% of what number? Answer: 80

23. Solve 125% of what number is 15? Answer: 12

24. Find the Square Root Answer: -18

25. Find the Square Root Answer: 20

26. Find the best integer estimate Answer: -6

27. Find the best integer estimate Answer: -7

28. Find the best integer estimate Answer: 4

29. Name the sets of numbers to which the following belong Answer: Irrational and Real

30. State whether the number is divisible by 2,3,4,5,6, or 10 888 Answer: 2, 3, 4, 6

31. Evaluate Expression if… p = 1, m = 6, r = 2, y = 3, and z = 5 p 2 (ry) 2 Answer: 36

32. Name the sets of numbers to which the following belong Answer: Integer, Rational, and Real

33. Name the sets of numbers to which the following belong Answer: Rational and Real

34. Factor Completely 400xy 3 Answer: 2 4 * 5 2 * xy 3

35. Name the sets of numbers to which the following belong Answer: Rational and Real

36. Name the sets of numbers to which the following belong Answer: Natural, Whole, Integer, Rational, and Real

37. Express in Scientific Notation 42,500,000 Answer: 4.25 x 10 7

38. Name the sets of numbers to which the following belong Answer: Rational and Real

39. Name the sets of numbers to which the following belong Answer: Irrational and Real

40. Name the sets of numbers to which the following belong Answer: Irrational and Real

41. Find the Least Common Denominator Answer: 20x 3

42. Express in Scientific Notation 0.001768 Answer: 1.768 x 10 -3

43. Name the sets of numbers to which the following belong -9 Answer: Integer, Rational and Real

44. Solve each equation and round decimal answers to the nearest tenth m 2 = 20 Answer: 4.5 and – 4.5 (must have both)

45. Express in Scientific Notation 260,700,000 Answer: 2.607 x 10 8

46. Solve each equation and round decimal answers to the nearest tenth d 2 = 140 Answer: 11.8 and -11.8 (must have both)

47. Solve each equation and round decimal answers to the nearest tenth a 2 = 2500 Answer: 50 and -50 (must have both)

48. Solve 2 is what percent of 125? Answer: 1.6%

49. Express in Scientific Notation 0.0045 x 10 6 Answer: 4.5 x 10 3

50. Find the total price of each item Television: $375.00 Discount: 25% Tax: 6% Answer: $298.13

51. Find the total price of each item DVD Player: $269.00 Discount: 20% Tax: 7% Answer: $230.26

52. Find the total price of each item Luggage: $185.00 Discount: 30% Answer: $129.50

53. Express in Standard Notation 1.68 x 10 6 Answer: 1,680,000

54. Find the percent of change Original: 18 New:10 Answer: 44% decrease

55. Find the percent of change Original: 58.8 New:65.7 Answer: 12% increase

56. Write the fraction as a decimal Answer: 8.3125

57. Write the fraction as a decimal Answer: -0.5625

58. Write in each blank to make it a true sentence Answer: >

59. State whether the number is divisible by 2,3,4,5,6, or 10 72 Answer: 2, 3, 4, 6

60. Find the Least Common Denominator Answer: 56x 2

61. Write in each blank to make it a true sentence Answer: <

62. Express each fraction as a percent Answer: 85%

63. Find each of the missing measures if a = leg, b = leg and c = hypotenuse of a right triangle a = 24, b = 45, and c = ? Answer: 51

64. Determine whether the following side measures form a right triangle 11,18,21 Answer: No

65. State whether the number is divisible by 2,3,4,5,6, or 10 70 Answer: 2, 5, 10

66. Determine whether the following side measures form a right triangle 7,24,25 Answer: Yes

67. Express in Standard Notation 3.547 x 10 -4 Answer: 0.0003547

68. Determine whether the following side measures form a right triangle 18, 30, 24 Answer: Yes ( make sure you use the highest number for “c”)

69. Find the Least Common Denominator Answer: 18

70. Determine whether the following side measures form a right triangle 39,15,36 Answer: Yes

71. Solve the following word problem If a television screen measures 24 inches high and 18 inches wide, what size television is it? Answer: 30 inch

72. Factor Completely 750yz Answer: 2 * 3 * 5 3 yz

73. Write each power as the product of the same factor (y + 2) 4 Answer: (y + 2)(y + 2)(y + 2)(y +2)

74. Solve the following word problem Sally bought a 35 inch TV, the width is 28 inches. Find the height of the TV. Answer: 21 inches

75. Solve A certain number is multiplied by four and then 12 is added to the result. The final answer is 36. Find the number. Answer: 6

76. Find the Least Common Multiple 15k and 35k 2 Answer: 105k 2

77. Write as a product using exponents Answer: 2 2 5 3 7 a 2 cd 3

78. Solve Kelly’s mother sent her on two errands. She gave her $5.00. She spent money on renting a movie and spent half of the change on a gallon of milk. She returned with 97 cents. How much did the movie cost to rent? Answer: $3.06

79. GREAT JOB Come back again and see how many you can find the right answers to…