Reference no: EM13878864
Questions :
1 Explain Real number definition.
2 Explain Problems involving direct proportion
3 Explain Relationship between graph and equations
4 Define index laws and Scientific notation problems.
5 Solve the proportion. 6 is to n as 4 is to 16.
6 Solve the proportion. 20 is to n as 16 is to 24.
7 Solve the proportion. 12 is to n as 9 is to 15
8 . Lydia can write 4 pages in 15 minutes. At this rate, how many pages can she write in 45 minutes?
9 . Ursula can write 7 pages in 24 minutes. At this rate, how many pages can she write in 120 minutes?
10 . Tim can write 4 pages in 16 minutes. At this rate, how many pages can he write in 48 minutes?
11. Solve the proportion. b/10 = 9/10
12. Solve the proportion. b/16 = 7/8
13. Solve the proportion. b/14 = 6/7
14. In a direct variation equation y=14 when x=7.write a direct variation equation showing relation ship between x and y?
15 In a direct variation equation y=16 when x=4.write a direct variation equation showing relation ship between x and y?
16. In a direct variation equation y=20 when x=4.write a direct variation equation showing relation ship between x and y ?
17. In a direct variation equation y=20 when x=2.write a direct variation equation showing relation ship between x and y ?
18. A direct variation includes the points (10,20) and (6,n). Find n.
19. A direct variation includes the points (4,20) and (3,n). Find n.
20. Solve for c: 3^c=27.
21. Evaluate 1^2
22. Evaluate 4^2
23. Solve for (-4)^2
24. Solve for m: 4^m=64
25. Solve -3^2
26. Solve (-2)^2
27. What is (0.3)^4
28. (0.03)^3 = ?
29. Solve for (0.1)^3
30. Write (1/3)^2 as a fraction.
31. Solve (0.2)^2.
32. Express (1/2)^2 as a fraction.
33. Solve (0.02)^3
34. Write the expression as a whole number with a negative exponent: ¼^29.
35. Which is equal to 92^-85.change to positive exponent
36. Which is equal to 1/6^54.change to negative exponent.
37. Write the expression as a fraction with a positive exponent. 50^-8
38. Simplify. Express your answer using a single exponent. (y^3)^5
39. Simplify (r^5)^2
40. Simplify (h^8)^9
41. Simplify (n^8)^3
42. How do you write 2.9*10^1 in standard form.
43. How do you write 120 in scientific notation ?
44. Write 1540 in scientific notation.
45. Write 11,700 in scientific notation.
46. How do you write 6.6*10^5 in standard form?
47. What sign makes the statement true. 5.55*10^1 ? 5.55*10^2
48. What makes the statement true? 8.8*10^2 ? 8.8*10^4
49. Which sign makes the statement true: 3.3*10^1 ? 33.9
50. What makes the statement true? 8.61*10^4 ? 8.61*10^3
51. What makes the statement true. 4.10*10^4 ? 410,000
52. Which sign makes the statement true. 5.30*10^5 ? 5.3*10^5.