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Monday 1/5Lesson 9.1Graphing RatiosHW #9.1Tuesday 1/6Lesson 9.2Recognizing Proportional RelationshipsHW #9.2Wednesday 1/7Lesson 9.3Constant of ProportionalityHW #9.3Thursday 1/8Lesson 9.4Proportional Relationships & EquationsHW #9.4Friday 1/9Lesson 9.5Maps & Scale DrawingsHW # 9.5Monday 1/12Lesson 9.6Problem Solving No HWTuesday 1/13ReviewHW: # 9.7Wednesday 1/14Test Unit 9 ProportionsReview section on Expressions#9.1 Homework PracticeGraphing Ratios 6667501422408When it is running smoothly, the assembly process can put together 7 mechanical dinosaurs every 4 minutes. Which table shows how many dinosaurs the process assembles for the given number of minutes? To make a flag a certain number of yards of fabric are needed. The graph shows the ratio of yards of fabric needed to number of flags made. Make a table of ratios from the graph. For a fundraiser, a student club sells 6 poster for $3. How many posters does the club need to sell in order to get $8? Use the graph to help you solve the problem. The club needs to sell _________ posters. #9.2 Homework PracticeRecognizing Ratios You prepare 10 scoops of dog food for 4 dogs, and prepare 16 scoops of dog food for 8 dogs. Is there a proportional relationship between the number of scoops and the number of dogs? NO YES SHOW WORK to justify your answerWhich table shows a relationship that is proportional?For what value of x do the two ratios suggest a proportional relationship. 13 to 3 x to 391316939117For the graph below, tell if the number of seconds and the number of feet run have a proportional relationship.Circle YES or NO Explain: ________________________________________________________________________________________________________________________________#9.3 Homework PracticeConstant of ProportionalityYou are making a new recipe for dinner. The recipe has the following proportional relationship.12 cups of asparagus for 3 cups of sauce36 cups of asparagus for 9 cups of sauceFind the constant of proportionality. Then, find how many cups of asparagus you would need for 7 cups of sauce. The constant of proportionality is _________cups of asparagus per cup of sauce.You need _____ cups of asparagus for 7 cups of sauce.A recipe requires 3 cups of flour to make 15 servings and 7 cups of flour to make 35 servings. How many cups of flour are needed to make 20 servings?5 cups8 cups7 cups4 cupsFind the constant of proportionality for the proportional relationship between weight and cost shown in the table. The constant of proportionality is $__________ per ounce.Does the table show a proportional relationship? If so, what is the constant of proportionality of y to x? Show work to justify your answer. The table shows a proportional relationship. The constant of proportionality is ____.The table does not show a proportional relationship. 3390900263525The graph shows a proportional relationship for part of your trip to an event. What is the constant of proportionality?The constant of proportionality is ____ miles per hour.#9.4 Homework PracticeProportional Relationships and EquationsThe equation below describes a proportional relationship between x and y. What is the constant of proportionality?y = 47xThe constant of proportionality is _____. The equation P = 4s represents the perimeter, P, of a square with a side length s. What is the perimeter of a square with side length 5 cm?The perimeter is _____ cm. An arts and crafts store sells sheets of stickers. Use the table to write an equation you can use to find the total cost y in dollars for x sheets of stickers.You can use the equation y = ____________ to find the total cost y in dollars for x sheets of stickers. Solve the proportion.2224= t108#9.5 Homework PracticeMaps and Scale DrawingsOn a floor plan, 1 in. represents 4 ft. According to the map, what are the real dimensions of the kitchen? Using the diagram, what is the actual length of the truck.The actual length of the truck is _____ feet. A portion of a map with cities A and B is shown. The map uses the scale 1 inch = 30 miles. You are making a map with a scale of 2 inches = 15 miles. How far apart are the cities A and B on your map?On your map, cities A and B are ____ inches apart. Flooring. How many square feet of flooring is needed to cover the entire living room floor. On a map, 2 inches equals 120 miles. The distance the family travels is 2.5 inches on the map. Represent this scale as two different ratios. #9.7 Homework PracticeReviewThe table shows a proportional relationship between x and y. Complete the table. Yes, it’s proportional/ No it’s not proportional (Explain why) _____________________________________________________________________________________________A baker likes to make cookies. The graph shows a proportional relationship between cups of flour used and number of cookies made. What does the point (0,0) represent? 30480003175What does the point (0,0) represent?Select all that apply.The baker makes 0 cookies with 0 cups of flour.The baker needs 0 cups of flour to make 0 cookies.The unit rate is 0 cookies per cup of flour.The unit rate is 0 cups of flour per cookie. 3257550241300Does the graph show a proportional relationship between x and y?Explain why or why not:________________________________________________________________________________________________________________________________________________________________________________________________The weight of 6 eggs is shown. Identify the constant of proportionality of total weight to number of eggs. ................
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