1. 2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Proportions Scale Models And Scale Drawings Similar Figures Indirect Measurement

2. Express the following as a ratio in simplest form (fraction form): 12 baskets in 18 attempts

4. Express the following as a ratio in simplest form (fraction form): 120 girls to 160 boys

6. Find the unit rate of the following (show labels to get credit): $45 for 4 pizzas

8. Product A – 40 oz at $4.20 Product B – 24 oz at $3.00 Which is the better deal?

9. Product A Product B Product A is the better buy!

10. Product X - $29 for 8 lb Product Y - $129 for 40 lb Which is the better deal?

11. Product X Product Y Product Y is the better buy!

12. Determine if the two ratios below are proportional

13. 5 40 = 200 8 15 = 120 They are not proportional

14. Determine if the two ratios below are proportional

15. 12 63 = 756 36 21 = 756 They are proportional

16. Solve for the missing value

17. 27x = 129 27x = 108 27 27 x = 4

18. Solve for the missing value

19. 15y = 304 15y = 120 15 y = 8

20. Solve for the missing value

21. 3.2m = 128 3.2m = 96 3.2 m = 30

22. The scale for a map is 1 in = 20 miles. If city A and city B are 3 inches apart, how many miles apart are they?

23. 1x = 20 3 x = 60 miles

24. The scale drawing for my new bathroom is 1 in = 2.5 ft. If the bathroom is going to be 4 inches wide on the drawing, how wide is it really?

25. 1x = 4 2.5 x = 10 ft

26. The scale drawing for a new sports complex is being designed with a scale of 1.5 in = 30 ft. If the complex will be 162 feet long, how long will it be in the drawing?

27. 30x = 1.5 162 30x = 243 30 x = 8.1 in

28. Ted Mosby, of Mosbuis Designs, is designing a skyscraper. The scale model uses a scale of 2.5 in = 50 ft. If the skyscraper’s model is 47 in high, how high is Ted Mosby planning on making the skyscraper?

29. 2.5x = 50 47 2.5x = 2350 2.5 x = 940 feet

30. An architect needs to make a scale model of a building he is designing. He is choosing to make the building out of paper that is 16 inches long. If the building is going to be 120 feet long, how much will 1 in equal for the scale?

31. 16x = 1 120 16x = 120 16 x = 7.5 ft

32. 10 in 5 in 20 in x If the triangles above are similar, find the missing value

33. 10x = 20 5 10x = 100 10 x = 10 in

34. 12 in 8 in x 14 in If the rectangles above are similar, find the missing value

35. 8x = 12 14 8x = 168 8 8 x = 21 in

36. 9 ft 14 ft 7 ft y If the triangles above are similar, find the missing value

37. 14y = 9 7 14y = 63 14 y = 4.5 ft

38. 16 m 36 m a 12 m If the rectangles above are similar, find the missing value

39. 36a = 12 16 36a = 192 36 a = 5.3 m

40. 6 in 4 in 12 in h If the hexagons above are similar, find the missing value

41. 4h = 6 12 4h = 72 4 4 h = 18 in

42. A 6 foot tall man casts a 2 foot shadow. At the same time, a building casts a 40 foot shadow. How tall is the building?

43. 2x = 6 40 2x = 240 2 x = 120 ft

44. A 5 foot tall person casts a 4 foot shadow. How big of a shadow would a 30 foot building have?

45. 5x = 30 4 5x = 120 5 5 x = 24 feet

46. A building casts a 30 foot shadow. Next to it, there is a 60 foot garage that casts a 12 foot shadow. How tall is the building

47. 12x = 30 60 12x = 1800 12 x = 150 ft

48. The triangles below are similar. How far is it from A to B? 30 ft A B 80 ft 6 ft

49. 30x = 6 80 30x = 480 30 30 x = 16 ft

50. Find the distance between the park and library if the two triangles below are similar. Park 6 mi Library 4 mi 5 mi

51. 4x = 6 5 4x = 30 4 4 x = 7.5 mi