Which number is a prime number?

1. Which number is a prime number? A. 20 B. 15 C. 10 D. 5

2. Which number is a composite number? A. 4 B. 5 C. 11 D. 17

3. For which of the following is the answer a prime number? A. 3 x 4 B. 15 – 5 C. 2 x 2 D. 9 ÷ 3

4. For which of the following is the answer a composite number? A. 3 x 1 B. 2 x 0 C. 7 + 4 D. 8 + 16

5. Which number is a multiple of 9? A. 18 B. 20 C. 38 D. 50

6. Which number is a multiple of both 5 and 6? A. 10 B. 12 C. 15 D. 30

7. In which numeral is there a 5 in both the tens and the thousandths place? A. 3,451.563 B. 3,541.563 C. 3,451.635 D. 5,341.653

8. Which of these decimals is the largest? A. 9.561 B. 9.631 C. 9.546 D. 9.547

9. Which of these has a 4 in the hundredths place? A. 4.523 B. 8.634 C. 3.844 D. 7.498

10. What is the value of the 2 in 9,180,673.24? A. 2 millions B. 2 hundred thousands C. 2 thousand D. 2 tenths

11. Which group of decimals is ordered from least to greatest? A. 4.482, 4.483, 4.481, 4.408 B. 4.576, 4.432,4.678, 4.104 C. 4.978, 4.652, 4.331, 4.320 D. 4.269, 4.692, 4.699, 4.732

12. What is the value of the 6 in 89.634 A. 6 tens B. 6 hundreds C. 6 tenths D. 6 hundredths

13. If 6.32 is multiplied by 100, the product is _____. A. 63.2 B. 6.3200 C. 6,320 D. 632

14. If 4,593 is multiplied by 0.01, the product is _____. A. 459.3 B. 45.93 C. 4.593 D. 45,930

15. 3.6 x 6 A. 2.16 B. 216 C.21.6 D. none of these

16. 0.13 x 4 = A. 0.52 B. 0.50 C. 0.59 D. none of these

17. 2.03 x 0.02 A. 0.406 B. 0.0406 C. 2.006 D. none of these

18. 7.2 ÷ 3 = A. 2.4 B. 2.12 C. 2.89 D. none of these

19. 11.13 ÷ 5.3 = A. 5.83 B. 16.43 C. 2.10 D. none of these

20. 28.86 ÷ 3.9 = A. 112.554 B. 7.4 C. 24.96 D. none of these

21. Triplets Brad, Chad, and Tad received a birthday card from their grandmother. She included a check for $45.75 and told them that each of them should get the same amount after the check is cashed. How much will each boy get if they divide the check equally? A. $15.00 B. $15.15 C. $15.25 D. $15.50

22. Isaiah bought 2.5 gallons of gasoline for his lawn mower. He paid $4.95 for 2.5 gallons. How much would one gallon of gasoline have cost him? A. $1.98 B. $1.58 C. $2.63 D. $1.95

23. Jamie made $12.75 for three hours of babysitting last Saturday evening. How much was she paid per hour? A. $3.75 B. $4.00 C. $4.25 D. $4.55

24. The total purchase price of Barbara’s DVD player was $180.65. If she makes five equal payments to the store to buy the DVD player, what will be the amount of each payment? A. $30.11 B. $36.13 C. $60.22 D. $66.13

25. Show your work for each problem

26. Which group of decimals is ordered from least to greatest? A. 3.332, 3.321, 3.295, 3.287, 3.111 B. 3.424, 3.425, 3.339, 3.383, 3.214 C. 3.109, 3.107, 3.278, 3.229, 3.344 D. 3.132, 3.234, 3.262, 3.391, 3.406

27. A. Cole, yes B. Jenny, yes C. Cole, no D. Jenny, no

28. Lucinda has $1.00 to buy pencils that cost 14 cents each. How many pencils can she buy? A. 14 pencils B. 86 pencils C. 7 pencils D. 114 pencils

29. Write 26 as the product of its prime factors. A. 2 x 6 B. 2 x 13 C. 2 x 2 x 3 x 3 D. 4 x 9

30. A waterproof jacket costs $49.95. the cold-weather lining for the jacket is $22.50 and a matching hat is $12.75. How much would it cost to buy the jacket, and liner, but not the hat? A. $85.20 B. $72.45 C. $61.45 D. $62.70

31. What is the value of the 9 in 60.3942? A. 9 tenths B. 9 hundredths C. 9 thousands D. 9 hundreds

32. Choose the correct way to say: 65.067 A. Sixty-five and sixty-seven hundredths B. Sixty-five and sixty-seven thousandths C. Sixty-five and sixty-seven ten-thousandths D. Sixty-five thousand sixty-seven tenths

33. Which shows the this number in standard form?Seven and three thousand five hundred forty-five ten-thousandths A. 73,545 B. 73.545 C. 7.03545 D. 7.3545

34. What are all the factors of 32? A. 1, 2, 4, 8, 32 B. 1, 2, 4, 8, 16, 32, 64 C. 1, 2, 4, 8, 16, 32 D. 2, 4, 8, 32

35. What are the first three multiples of 12? A. 12, 24, 36 B. 12, 20, 24 C. 2, 3, 4 D. 1, 12, 24

36. Which of the following is a factor of 35? A. 2 B. 3 C. 4 D. 7

37. Which of the following is a prime number? A. 22 B. 21 C. 20 D. 19

38. Which number is prime? A. 72 B. 71 C. 70 D. 69

39. Which of the following is a composite number? A. 17 B. 19 C. 23 D. 33

40. Look at each pair of numbers below. Which pair contains one prime and one composite number? A. 21, 27 B. 41, 43 C. 45, 46 D. 23, 25

41. What are all the prime numbers between 30 and 40? A. 31, 33, 37 B. 41, 43 C. 45, 46 D. 23, 25

42. How many prime numbers are there between 60 and 70? A. 0 B. 1 C. 2 D. 3

43. Marian spent 2.4 hours writing a report and 0.8 hour proofreading the report. How much time did it take her to complete the report? A. 3.1 hours B. 3.2 hours C. 3.8 hours D. 4.2 hours

44. Dwight drove 9.3 miles to visit his brother, then drove 2.5 miles to see his sister. How many miles did he drive all together? A. 11.5 B. 11.8 C. 12.3 D. 12.5

45. Niki walked 10.45 km and ran 4.61 km yesterday. How many more kilometers did she walk than run? A. 5.84 B. 6.84 C. 14.06 D. 15.06

46. 13.58 – 1.43 = ? A. 11.5 B. 12.15 C. 14.01 D. 15.01

47. Ashley’s best time for running 100 yards is 13.47 seconds. Her friend Kayla’s best time is 15.19 seconds. How many seconds more is Kayla’s time? A. 11.72 B. 2.72 C. 1.72 D. 1.62

48. Kim’s highest jumps were: 2.3 meters, 2.6 meters, and 2.1 meters. Which shows the correct ordering? A. 2.1 < 2.6 < 2.3 B. 2.3 < 2.6 < 2.1 C. 2.1 < 2.3 < 2.6 D. 2.6 < 2.3 < 2.1

49. Which number represents the greatest distance? A. 0.755 km B. 0.601 km C. 0.519 km D. 0.627 km

50. Tim weighed a vitamin pill 4 times and got 4 different readings. These were his measurements: 1.24 g, 1.26 g, 1.22g, and 1.2 g. Which measurement is the smallest? A. 1.24 g B. 1.26 g C. 1.22 g D. 1.2 g