1. Express the ratio 6 cups to 40 cups in simplest form. A. B. C. D. Hint 2. To burn off the Calories from a 12-ounce can of regular cola, you would have to cycle 24 minutes at 13 miles per hour. How long would you have to cycle at the same speed to burn off the Calories from a 20-ounce bottle of soda? A. 10 minutes B. 30 minutes C. 20 minutes D. 40 minutes Hint 3. Assume the triangles are similar. What is the value of x? A. 10 B. 20 C. 5 D. 3.2 Hint 4. In the figure, the green figure is a dilation of the blue figure. Find the scale factor. A. B. 3 C. D. 2 Hint 5. Express \$120.00 over 15 hours as a unit rate. A. \$10.00 per hour B. \$13.00 per hour C. \$12.50 per hour D. \$8.00 per hour Hint 6. Solve . A. r = 27.1 B. r = 8.4 C. r = 25.2 D. r = 20.5 Hint 7. P and T are corresponding angles of similar triangles. Find the value of x if mP = 6x° and mT = 78°. A. x = 15 B. x = 18 C. x = 13 D. x = 10 Hint 8. The scale on a map reads inch = 10 miles. How far apart are two cities if their map distance is 3 inches? A. 70 miles B. 65 miles C. 60 miles D. 55 miles Hint 9. On a map, the scale is inch = 300 miles. Find the actual distance between two cities that have a map distance of 5 inches. A. 3,000 miles B. 3,300 miles C. 1,650 miles D. 2,727 miles Hint 10. A projector displays an image from 35-millimeter film onto a screen that is 10 meters wide. What is the scale factor? A. B. C. D. Hint 11. The table shows the value of a car as it gets older. Find the rate of change in value of the car from the third year to the fifth year. A. -\$1,400 per year B. -\$1,250 per year C. -\$1,500 per year D. -\$2,500 per year Hint 12. The graph shows the fuel efficiency for the light duty trucks in the United States. Find the rate of change in the fuel efficiency from 1999 to 2000. A. -0.4 mpg per year B. 0 mpg per year C. -0.2 mpg per year D. 0.075 mpg per year Hint 13. Find the slope of the line. A. 1 B. -1 C. 0 D. - Hint 14. The points given in the table lie on a line. Find the slope of the line. A. - B. C. D. - Hint 15. Which pair of polygons is not similar? A. B. C. D. Hint 16. The two triangles shown in the figure are similar. Find the distance d across the river. A. 25 meters B. 16 meters C. 81 meters D. 18 meters Hint