Ch 5 TEST ratios, rates, similar triangles
 1. 15 girls to 6 boys 2. 24 players: 3 teams 3. Find the unit rate. 405 rotations in 5 minutes rotations per minute 4. Find the unit rate. 72 ounces for 12 servings ounces per serving  5. 8/24, 5/15 yes they are proportional no they are not proportional 6. 5/8, 42.5/68 yes they are proportional no they are not proportional  7. Tell whether x and y are proportional. no they are notproportional yes they are proportional  8. Tell whether x and y are proportional. yes they are proportional no they are not proportional  9. Tell whether the rates are proportional. yes they are proportional no they are not proportional   10. =  11. = 12. You can buy 5 stickers for $3. Write a proportion that gives the cost c if you buy 12 stickers. = c  13. n = 2 = n 3 12 14. p = 33 = 3 p 28 15. k= k = 15 6 18 16. q = 2 = 3 3 q 17. It costs $145 for 10 people to attend a concert. How much does it cost a group of 8 people? $ 18. How many quarts are in 12 gallons? 4 quarts = 1 gal quarts 19. How many tons are in 160,000 pounds? 1 ton = 2000 pounds tons  20. Use ratios to determine whether the triangles are similar. similar not similar  21. (check all three sides) Use ratios to determine whether the triangles are similar. similar not similar  22. The two triangles are similar. Find x. x=  23. The two triangles are similar. Find x. x = 24. A water tower casts a shadow that is 21 ft. long. A 10 ft. tall tree casts a shadow that is 8 ft. long. ft 25. Lilia uses 5 cups of flour to make 25 cookies. How many cookies can she make with 11 cups of flour?  X = |
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