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6–1 Ratios and RatesMAIN IDEA• Express ratios and ratesin fraction form.BUILD YOUR VOCABULARY (pages 144–145)A ratio is a comparison of two quantities by division.EXAMPLE Write a Ratio in Simplest FormRECREATION A store has 10 unicycles and 4 scooters.Write the ratio in simplest form that compares thenumber of scooters to the number of unicycles. Thenexplain its meaning.__ scootersunicycles=The ratio of scooters to unicycles is , , or .For every scooters, there are unicycles.Check Your Progress FRUIT Kim has 8 apples and6 oranges. Write the ratio in simplest form that comparesthe number of oranges to the number of apples. Then explainits meaning.EXAMPLE Use Ratios to Compare Parts to a WholeBOOKS Several studentswere asked to name theirfavorite kind of book. Writethe ratio that comparesthe number of studentswho chose fantasy booksto the total number ofstudents who responded.SubjectFavorite BookNumber ofResponsesSports 7History 9Mystery 4Fantasy 5Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.Five students preferred fantasy out of a total of+ + + or responses.146 Math Connects, Course 1