1. Find the solution of 72 + z = 84 if the value of z can be selected from the set {4, 8, 12, 16}. A. 12 B. 8 C. 16 D. 4 Hint 2. What is the last step in the 4-step plan to solve problems? A. Examine B. Plan C. Explore D. Solve Hint 3. Evaluate 5 + 6 – 2 + 4. A. 13 B. 17 C. 7 D. 5 Hint 4. Find the length of a rectangle whose area is 36 square inches and whose width is 4 inches. A. 9 in. B. 6 in. C. 14 in. D. 32 in. Hint 5. Express 2 as a decimal. A. B. 275 C. 0.75 D. 2.75 Hint 6. Which symbol makes the following statement true?3.25 × 103 ______ 325 A. > B. < C. = D. Hint 7. The following are scores on an English exam. The highest score possible is 100. Which is the correct line plot? A. B. C. D. Hint 8. Solve 7 + (-16) = x. A. 23 B. 9 C. -23 D. -9 Hint 9. If you decrease a number by 4 the result is 3. Solve n – 4 = 3 to find the number? A. 1 B. –1 C. 7 D. 6 Hint 10. David, Scott, and Roger are going camping for the weekend. They bought 3 pounds of ground beef to make hamburgers on the grill. If an average hamburger weighs pound, how many hamburgers can they make? Draw a model to solve the problem. A. 9 B. 10 C. 12 D. 8 Hint 11. Express 56% as a decimal. A. 0.056 B. 0.56 C. 0.0056 D. 5.6 Hint 12. Evaluate x2 + 2xy + y2 if = 4 and y = 7. A. 121 B. 78 C. 86 D. 65 Hint 13. Which statistic gives the most meaningful information about the central tendency of the data {23, 25, 26, 26, 27, 29, 29, 30, 450, 450, 450}? A. mean B. mode C. range D. median Hint 14. Solve 5r - 7 = 38. A. 9 B. 14 C. 6 D. 5 Hint 15. Find the circumference of a cookie with a diameter of in. Use . A. in. B. in. C. in. D. in. Hint 16. Often, overgrown fields of tall grass are burned down because it both controls the length of the grass and replenishes the soil with the nutrients from the plants. If a field is burned down one year, and has grown to 6 feet tall again in years, how many feet, on average, did the field grow each year. A. 28 B. C. D. Hint 17. The table shows how much time Eva spent in a music chat room on the Internet during the week. Which expression cannot be used to find the total number of hours she spent in the chat room? A. 3(1.5) + 2(1) + 2 B. 1.5 + 1.5 + 1.5 + 1 + 1 + 2 C. 3 × 1.5 + 2 × 1 + 2 D. 5(1.5 + 1) + 2 Hint 18. Of all Americans who use a mobile phone, approximately 1 in 5 subscribe to the wireless Internet. What percent of mobile phone users is this? A. 20% B. 15% C. 40% D. 10% Hint 19. Estimate ÷ . A. 2 B. 0 C. 1 D. Hint 20. What value of y makes -y = - a true sentence? A. - B. C. - D. Hint