1. Evaluate the expression 7 · f + 6 ÷ d if f = 12 and d = 3. A. 86 B. 84 C. 42 D. 30 Hint 2. Name the property shown by the statement 6 · 7 · 3 = 6 · 3 · 7. A. Commutative Property of Addition B. Associative Property of Multiplication C. Associative Property of Addition D. Commutative Property of Multiplication Hint 3. Which mathematical statement is not an example of the Distributive Property? A. 3(2 + 8) = 3 · 2 + 3 · 8 B. 6(10 - 3) = (6 · 10) - (6 · 3) C. xy + 2x = x(y +2) D. 3 · (4 · 9) = (9 · 4) · 3 Hint 4. The numerical part of a term that contains a variable is called the _____. A. distributive term B. term C. expression D. coefficient Hint 5. The graph below can best be described as a _____. A. line graph B. stem-and-leaf plot C. box graph D. histogram Hint 6. Find the sum -4 + (-7). A. -3 B. -11 C. 11 D. 3 Hint 7. Find the difference -8 - (-2). A. -10 B. -6 C. 6 D. 10 Hint 8. The population of a particular town decreased by 6000 people in 4 years. What was the average change in population per year? A. 24,000 B. 1500 C. -1500 D. -24,000 Hint 9. A mathematical sentence that uses < and > to compare two expressions is called a(n) ______. A. equation B. variable sentence C. expression D. inequality Hint 10. When two fractions are compared, the cross products are the products of _____. A. the diagonal terms B. the consecutive terms C. the denominators D. the numerators Hint 11. A. B. C. D. Hint 12. Solve the equation s + (-2) = -8. A. -10 B. -6 C. 6 D. 10 Hint 13. The diagram below illustrates which equation? A. |x - 2| = 4 B. |x + 2| = -4 C. |x + 4| = -2 D. |x - 4| = 2 Hint 14. Maryann went to a restaurant with her friend Weldon. She had to spend one dollar for parking. As a tip, she left the waitress one fourth of the cost of her meal. Which expression represents how much money she spent at the restaurant altogether? A. B. C. D. Hint 15. Which graph shows the points from the table? A. B. C. D. Hint 16. Find the difference -2 – (-4). A. 2 B. 6 C. -2 D. -6 Hint 17. Find the product 4(-1)(-2)(-4). A. 11 B. 32 C. -11 D. -32 Hint 18. Carmen and her friend Marva have a total of 15 pets. If Marva has 12 pets, how many pets does Carmen have? A. 5 B. 3 C. 27 D. 31 Hint 19. Solve |r| + 9 = 14. A. -5 or 5 B. -23 or 23 C. 23 D. 5 Hint 20. On a ride at an amusement park, each seat is built to hold 200 lb. The seat can safely hold 250 lb more or less than the ideal weight limit. If you are going to sit next to someone who weighs 108 lb, between which two weights must you be to ride the ride? A. between 182 lb and 368 lb B. between 108 lb and 158 lb C. between 58 lb and 342 lb D. between 158 lb and 542 lb Hint