CHAPTER Ratios, Rates, and Proportional Reasoning

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Name: _____________________________________________________Date: ______________a) It costs $7.60 to make Greek salad for 12 people.What is the unit price? Round your answer to the nearest cent.Sentence: _________________________________________________________________b) On a separate sheet of paper, create a table to help you find the amount of each ingredientneeded to serve 10 people. Use proportions to help you. Show your work.Example:A recipe calls for 270 mL couscous for 5 people.How much couscous will you need for 10 people?Recipe CouscousServes 5Ingredients Amount Given in Recipe Amount Needed to Serve 10Couscous270 mL270=5 10× 2270=5 10× 2= 540 mL86 MHR ● Chapter 2: Ratios, Rates, and Proportional Reasoning
Name: _____________________________________________________Date: ______________2 Chapter ReviewKey WordsFor #1 to #5, write the number that matches the description.1. proportion $2.75 per tin2. ratio3. 3-term ratio357 14=50 1004. unit price 4 : 3 : 25. unit rate 27 km/h2.1 Two-Term and Three-Term Ratios, pages 58–676. Use the square tile pattern to answer each question.a) The ratio of white squares to total squares is : .Write 2 equivalent ratios for this ratio.× _____÷ 26 1812 =× _____612 =÷ 218 : :b) Find the percent of squares that are white.whitetotal= Change the fraction to a decimal.= To change a decimal to a percent, multiply by 100.= %Chapter Review ● MHR 87
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Page 50: Working Example 2: Show You Know$3.

CHAPTER Ratios, Rates, and Proportional Reasoning

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