1. Which operation should be done first when evaluating 15 – 5 ÷ 3 + 2 - 1? A. multiplication B. subtraction C. division D. addition Hint 2. Evaluate 5 + 6 – 2 + 4. A. 7 B. 5 C. 17 D. 13 Hint 3. Evaluate 2(15 – 6) – 3 · 6. A. 6 B. 36 C. –18 D. 0 Hint 4. Evaluate 34. A. 7 B. 64 C. 81 D. 12 Hint 5. Solve 3x = 18. A. 7 B. 21 C. 6 D. 15 Hint 6. 11,241 g = ______kg A. 112.41 B. 11,241,000 C. 0.11241 D. 11.241 Hint 7. Find the next term in the sequence 3, 9, 15, 21, … A. 27 B. 36 C. 25 D. 63 Hint 8. In physics, the number measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2. A. 5 B. 10 C. 40 D. 20 Hint 9. Solve 3x = 36. A. 14 B. 12 C. 13 D. 6 Hint 10. Solve m - 5 = 9. A. 15 B. 14 C. 12 D. 13 Hint 11. 523 m = ______ km A. 523,000 B. 0.523 C. 0.0523 D. 5.23 Hint 12. The speed of light in a vacuum is exactly 299,792,458 meters per second. Write this number in scientific notation with the factor rounded to the hundredths place. A. 3.00 × 109 B. 3.00 × 108 C. 2.99 × 109 D. 2.99 × 1010 Hint 13. Which symbol makes the following statement true?568 ______ 5.1 × 102 A. < B. C. > D. = Hint 14. Evaluate 15. A. 6 B. 15 C. 5 D. 1 Hint 15. Express 64 in exponential form as a power of 4. A. 26 B. 43 C. 45 D. 44 Hint 16. The after school club purchased five basketballs, six soccer balls, and three volleyballs. How much did the club spend if a basketball costs \$14.95, a soccer ball costs \$19.99, and a volleyball costs \$12? A. \$216.80 B. \$225.65 C. \$230.69 D. \$206.72 Hint 17. Use the Distributive Property to find (7 - 4)8 written as an equivalent expression. Then evaluate the expression. A. 7 · 8 - 8 - 4; 24 B. 7 · 8 - 4 · 8; 24 C. 8 - 7 · 8 - 4; 4 D. 7 · 8 - 4 · 8; 416 Hint 18. Which property represents 5 × (6 × 3) = (5 × 6) × 3? A. Associative Property of Multiplication. B. Distributive Property C. Associative Property of Addition. D. Commutative Property of Multiplication Hint 19. Which expression represents the Identity Property of Multiplication? A. j × 1 = j B. 4 × 1 = 1 × 4 C. 8 + 0 = 8 D. h × 0 = 0 Hint 20. Describe and identify the pattern in the sequence.68, 85, 102, 119, … A. ×1.5; geometric B. +17; geometric C. ×2; geometric D. +17; arithmetic Hint