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Lesson Quizzes. Preview. 5-1: Ratios 5-2: Rates and Unit Rates 5-3: Proportions 5-4: Dimensional Analysis 5-5: Similar Figures 5-6: Indirect Measurement 5-7: Scale Drawings and Scale Models. 8 30. 30 7. 1 2. 12 45. Possible answer: ,. Possible answer: ,. 4 15.

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  1. Lesson Quizzes Preview 5-1: Ratios 5-2: Rates and Unit Rates 5-3: Proportions 5-4: Dimensional Analysis 5-5: Similar Figures 5-6: Indirect Measurement 5-7: Scale Drawings and Scale Models

  2. 8 30 30 7 1 2 12 45 Possible answer: , Possible answer: , 4 15 8 21 3. 4. 16 42 24 63 5-1 Ratios Lesson Quiz: Part I Write each ratio in simplest form. 1. 22 tigers to 44 lions 2. 5 feet to 14 inches Find two ratios that are equivalent to each given ratio.

  3. 16 10 36 24 6. 5. 8 64 16 128 and ; yes, both equal 28 18 32 20 3 2 8 5 14 9 8 5 1 8 =  ; yes ; no 5-1 Ratios Lesson Quiz: Part II Simplify to tell whether the ratios are equivalent. and and 7. Kate poured 8 oz of juice from a 64 oz bottle. Brian poured 16 oz of juice from a 128 oz bottle. Are the ratios of poured juice to starting amount of juice equivalent?

  4. 5-2 Rates and Unit Rates Lesson Quiz: Part I 1. Meka can make 6 bracelets per half hour. How many bracelets can she make per hour? 2. A penny has a mass of 2.5 g and a volume of approximately 0.360 cm3. What is the approximate density of a penny? Estimate each unit rate. 3. $2.22 for 6 stamps 4. 8 heartbeats in 6 seconds 12 ≈ 6.94 g/cm3 $0.37 per stamp  1.3 beats/s

  5. 5-2 Ratios, Rates and Unit Rates Lesson Quiz: Part II Find each unit price. Then tell which has the lower unit price. 5. A half dozen carnations for $4.75 or a dozen for $9.24 6. 4 pens for $5.16 or a ten-pack for $12.90. a dozen They cost the same.

  6. 48 42 40 15 3 4 16 14 ? ? = = 5-3 Proportions Lesson Quiz: Part I Tell whether the ratios are proportional. yes 1. 2. no 3. The ratio of violins to violas in an orchestra is 5:3. t The orchestra has 9 viola players. How many t violinists are in the orchestra? 15 4. Two weights are balanced on a fulcrum. If a 6 lb weight is positioned 1.5 ft from the fulcrum, at what distance from the fulcrum must an 18 lb weight be placed to keep the weights balanced? 0.5 ft

  7. 5-3 Proportions Lesson Quiz: Part II 5. An elevator travels 342 feet as it goes from the lobby of an office building to the top floor. It takes 7 seconds to travel the first 133 feet. If the elevator travels at the same rate, how much longer does it take to reach the top floor? 11 s

  8. 5-4 Dimensional Analysis Lesson Quiz 1. You drive 136 miles from your house to your aunt’s house at the lake. You use 8 gallons of gas. How many yards does your car get to the gallon? 2. A cheetah was timed running 200 yards in 6 seconds. What was its average speed in miles per hour? 29,920 yd gal ≈ 68 mi/h

  9. 5-5 Similar Figures Lesson Quiz Use the properties of similar figures to answer each question. 1. Which rectangles are similar? A and B are similar. 2. Karen enlarged a 3 in. wide by 5 in. tall photo into a poster. If the poster is 2.25 ft wide, how tall is it? 3.75 ft 3. A rectangular house is 32 ft wide and 68 ft long. On a blueprint, the width is 8 in. Find the length on the blueprint. 17 in.

  10. w 5 m 7 m 5.7 m 5-6 Indirect Measurement Lesson Quiz 1. Vilma wants to know how wide the river near her house is. She drew a diagram and labeled it with her measurements. How wide is the river? 2. A yardstick casts a 2 ft shadow. At the same time, a tree casts a shadow that is 6 ft long. How tall is the tree? 7.98 m 9 ft

  11. 1 4 5-7 Scale Drawings and Scale Models Lesson Quiz 1. Using a in. = 1 ft scale, how long would a drawing of a 22 ft car be? 2. What is the scale of a drawing in which a 9 ft wall is 6 cm long? 3. The height of a person on a scale drawing is 4.5 in. The scale is 1:16. What is the actual height of the person? 5.5 in. 1 cm = 1.5 ft 72 in.

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