1. The graph below can best be described as a _____. A. histogram B. stem-and-leaf plot C. line graph D. box graph Hint 2. Which value occurred most often? A. 75 B. 95 C. 89 D. 98 Hint 3. Name the coordinate of point D on the number line below. A. -2 B. 2 C. 4 D. 0 Hint 4. The sum of any number and its additive inverse is _____. A. always negative B. always 0 C. always positive D. always -1 Hint 5. When one positive tile is paired with one negative tile, the result is a(n) _____. A. zero pair B. additive inverse C. algebra tile pair D. opposite Hint 6. The temperature on January 10 in Thief River Falls, Minnesota, was -10 F. During the night, the temperature dropped another 15 degrees. What was the lowest night temperature? A. 5°F B. 25°F C. -25°F D. -5°F Hint 7. For any rational number and with b > 0 and d > 0, if then _____. A. ad > bc B. ad < bc C. ad + bc = 1 D. ad = bc Hint 8. A. 6 in. B. 8 in. C. 7 in. D. 9 in. Hint 9. Solve the equation -8 = a + (-3). A. 11 B. -5 C. 5 D. -11 Hint 10. The length of the Nile river is 4180 miles. That is 268 miles more than the Amazon river. If l is the length of the Amazon river, which equation represents this situation? A. l + 268 = 4180 B. l = 4180 + 268 C. l - 268 = 4180 D. l + (-268) = 4180 Hint 11. Find the difference -13 – 6. A. -19 B. 7 C. 19 D. -7 Hint 12. The product of two integers with the same signs is _____. A. equal to 1 B. negative C. equal to 0 D. positive Hint 13. Find the product -2(3)(-8). A. 13 B. 48 C. -48 D. -13 Hint 14. Write , , and in order from least to greatest. A. , , B. , , C. , , D. , , Hint 15. On a science test, Odell and his friends got the following scores. Who had the median score of the group? A. Cindy B. Candace C. Odell D. Taina Hint 16. Refer to the data. What is the range of the temperatures? A. 23°F B. 28°F C. 25°F D. 15°F Hint 17. Which equation does the model represent? A. x + (-4) = 7 B. x + 4 = -7 C. x + 7 = -4 D. x + (-7) = 4 Hint 18. Solve the equation -4.8 + k = -3.6. A. -8.4 B. -1.2 C. 8.4 D. 1.2 Hint 19. Solve the equation g + 14 = -23. A. 9 B. 37 C. -9 D. -37 Hint 20. Donald is a waiter at a restaurant. The restaurant has a policy that a glass of soda pop should be 16 oz full. Donald's manager tells him that he is allowed to be 1 oz off in either direction. Which absolute value equation represents this situation? A. |x – 16| = 1 B. |x + 16| = 1 C. |x – 16| = -1 D. |x + 16| = -1 Hint