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1. . List the terms...

1. . List the terms that complete a possible pattern in each of the following: (a) 38, 33, 28, 23, 18, ____, ____, ____ (b) 640, 320, 160, 80, ____, ____, ____ (c) 7, 8,15, 23, 38, ____, ____, ____ (d) 4, 8, 16, 32, 64, ____, ____, ____ (e) 1, ____, ____, ____, 25, 36, 49 2. Solve the following equations for x. (a) 4x + 6 = 30 (b) 5(x – 4) = 3x + 10 3. For each of the following, identify the whole-number properties that are illustrated. (a) 1 • 20 = 20 = 20 • 1 (b) 6 + 7 = 7 + 6 (c) 7(4 + 1) = 7(1 + 4) (d) 5 + (3 + 8) = (5 + 3) + 8 (e) 2(5 + 3) = 2 • 5 + 2 • 3 (f) 9(3 • 2) = (9 • 3)2 4. . Given the following function rules and domains, find the associated ranges. (a) f(x) = 2x + 7, Domain = {0, 1, 2, 3, 4} (b) f(x) = x^2 - ?3, Domain = {1, 9, 4} (c) f(x) = 2x + x^2, Domain = {1, 0, 2} 5. Name two properties that the Roman system has that the Egyptian system did not have. 6. The ratio of boys to girls in third grade is 3 to 7. If there are 15 boys in the class, how many total students are in the third grade? 7. Paul read 20 pages of a book in 15 minutes. (a) What is Paul’s reading rate of pages per minute? (b) If he continues to read at the same rate, how many pages will he read in 1 hour?

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