NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 1 (continued) Use a problem-solving model to solve each problem. 1 The table shows the number of muffins Ana baked. She wants to put the oatmeal, banana, and blueberry muffins in rows with the same number of each type of muffin. What is the greatest number of muffins in each row? 6.NS.4, MP 2 Muffins Type Number Oatmeal 16 Banana 12 Raisin 10 Blueberry 20 A 2 muffins B 4 muffins C 12 muffins D 20 muffins Beads Type 4 Number per Pack Glass 6 Wooden 3 Pottery 5 H.O.T. Problem Suppose the LCM of three numbers is 20, the GCF is 2, and the sum of the three numbers is 16. What are the three numbers? 6.NS.4, MP 7 Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 3 Carlos has three pieces of fabric. The yellow fabric is 45 inches wide, the blue fabric is 36 inches wide, and the red fabric is 27 inches wide. Carlos wants to cut all three pieces into equal width strips that are as wide as possible. How many strips of each color will he have? 6.NS.4, MP 4 2 2 Maria will use all the glass, wooden, and pottery beads she buys to make a necklace. The table shows the number of beads that come in each pack. Maria wants to use the same number of each type of bead. What is the least number of each type of bead she will buy? The cost per pack is $1. How much will she spend? 6.NS.4, MP 4 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 2 Chapter 1 Multi-Step Problem Solving Multi-Step Example The table shows the types of sandwiches sold on Friday. What is the denominator when the ratio of veggie sandwiches to the total number of sandwiches is written as a fraction in simplest form? 6.RP.1, MP 1 Sandwich Turkey Tuna Number Sold 9 11 Veggie 6 Chicken 14 Use a problem-solving model to solve this problem. Analyze Read the problem. Circle the information you know. Underline what the problem is asking you to find. Plan Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. What will you need to do to solve the problem? Write your plan in steps. Step 1 Determine the total number of sandwiches sold. Step 2 Express the ratio of veggie sandwiches to total sandwiches as a fraction in simplest form. Solve Use your plan to solve the problem. Show your steps. The total number of sandwiches sold is or + + + sandwiches. The ratio of veggie to total sandwiches is So, the simplified denominator is or . . Justify and Evaluate How do you know your solution is accurate? Course 1 • Chapter 1 Ratios and Rates 3 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 2 (continued) Use a problem-solving model to solve each problem. 1 The table shows the types of breakfasts sold on Thursday. What is the denominator of the simplified ratio of oatmeal orders to total orders? 6.RP.1, MP 1 2 How many blue counters must be added so that the ratio of yellow counters to total counters is 1:6? 6.RP.1, MP 4 R Breakfast Number Sold Omelets 14 Pancakes 17 Waffles 11 Oatmeal 8 Y R R Y B H.O.T. Problem The ratio of blue circles to total circles is 4 to 5. There are more than 10 circles. Describe what this group of circles might look like. Explain. 6.RP.1, MP 3 Types of Music 9% Jazz 38% Pop 22% Rap 26% Rock 4 Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 4 R B B 3 Cantrise surveyed 100 students about their favorite type of music. After she makes the graph, she receives two more votes for rap. What is the new ratio of rap to total types of music? 6.RP.1, MP 1 5% Classical B NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 3 Chapter 1 Multi-Step Problem Solving Multi-Step Example Zariah is training for a 5-kilometer run, which is about 3 miles. She begins her training by running 1 mile each day for 5 days. She records the number of minutes it takes her to run a mile, as seen in the table. What is her average time in feet per second? 6.RP.2, MP 1 Day Time (min) 1 15 2 13 3 16 A 0.16 ft/sec 4 14 B 5.87 ft/sec 5 12 C 6.29 ft/sec D 18.86 ft/sec Use a problem-solving model to solve this problem. Analyze Read the problem. Circle the information you know. Underline what the problem is asking you to find. Plan Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. What will you need to do to solve the problem? Write your plan in steps. Step 1 Determine the average time in minutes. Convert to seconds. Step 2 Divide the number of feet in a mile by the seconds. Solve Use your plan to solve the problem. Show your steps. The average time is 14 minutes × 60 = 15 + 13 + 16 + 14 + 12 __ or 5 minutes. seconds So, Zariah runs an average of 5,280 ÷ 840 or about Choice feet per second. is correct. Fill in that answer choice. Justify and Evaluate How do you know your solution is accurate? Course 1 • Chapter 1 Ratios and Rates 5 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 3 (continued) Use a problem-solving model to solve each problem. 1 Adam records his biking speed for five consecutive days in a table. There are 5,280 feet in a mile. Determine his average rate in feet per minute. 6.RP.2, MP 1 Day Speed (miles per hour) 1 12 2 15 3 13 4 16 5 17 A 1,232 ft/min B 1,276 ft/min C 1,285 ft/min D 1,320 ft/min 6 Company Cost A 20 shirts for $38.40 B 25 shirts for $48.75 C 30 shirts for $57.00 4 y yards _ H.O.T. Problem Using the rate m minutes , predict what will happen to the value of the ratio for each scenario in the table below. Explain your reasoning. 6.RP.3, MP 7 y m increases unchanged unchanged increases decreases unchanged unchanged decreases value of ratio Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 3 Carmine is in charge of buying shirts for the senior class. She contacted three companies and recorded their pricing information in the table below. What is the best price per shirt? 6.RP.3b, MP 1 2 At a grocery store, a 24-pack of 16.9-ounce water bottles is sold for $4.99. There are 128 ounces in a gallon. Determine the price per gallon. Round to the nearest penny. 6.RP.3b, MP 1 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 4 Chapter 1 Multi-Step Problem Solving Multi-Step Example Marybeth makes money babysitting. She charges a flat rate of $5 plus $5 per hour for each child. The rule 5(n) + 5 can be used to calculate her fee per hour, where n is the number of children. Complete the table to find the ratios of the number of children to the fee. Write each ratio in simplest form. 6.RP.3, MP 1 A B _1 , _2 , _3 , _4 , _1 10 15 20 25 6 _1 , _1 , _3 , _2 , _1 1 2 3 4 5 3 4 5 Babysitting fee per hour ($) 20 _ 25 6 _10, _15, _ , ,_ 1 2 3 4 1 _1 , _2 , _3 , _4 , _1 C D 11 6 13 7 3 Number of children 10 15 20 25 30 Use a problem-solving model to solve this problem. Analyze Read the problem. Circle the information you know. Underline what the problem is asking you to find. Plan Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. What will you need to do to solve the problem? Write your plan in steps. Step 1 Use the rule to determine each fee. Step 2 Express each ratio in simplest form. Solve Use your plan to solve the problem. Show your steps. Complete the table. The number of children is the numerator and the fee is the denominator. Simplify if necessary. The ratios are Choice , , , , Number of children 1 2 Babysitting fee per hour ($) . is correct. Fill in that answer choice. Justify and Evaluate How do you know your solution is accurate? Course 1 • Chapter 1 Ratios and Rates 7 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 4 (continued) Use a problem-solving model to solve each problem. 1 A rental car company charges $0.25 a mile. Use a table like the one below to find the ratios of the cost to the number of miles in simplest form. 6.RP.3, MP 1 Cost ($) Number of Miles A B C D 5 10 15 2 The tables below show the swimming speeds of the King penguin and the Emperor penguin. Determine which table shows an equivalent ratio. Write the equivalent ratio in miles per hour rounded to the hundredths place. 6.RP.3, MP 6 20 King Penguin Distance (ft) _5, _5, _15, _5 4 2 4 1 _4, _4, _4, _4 1 1 1 1 _1 , _1 , _1 , _1 4 4 4 4 _1 , _2, _3 , _5 Time (min) 860 1,300 1,740 1 2 3 4 Emperor Penguin Distance (ft) 412 824 1,236 1,648 Time (min) 1 2 3 4 25 5 75 1 Number of Pizzas 5 7 9 Number of People 15 21 27 4 H.O.T. Problem On the blueprint below, 1 inch represents 2.5 feet of the house. Complete a table that shows the corresponding number of feet of the house for each length on the blueprint. 6.RP.3a, MP 2 3.75 in. 1 in. 1.5 in. 0.25 in. 1 in. 0.5 in. 0.5 in. 1.25 in. 1 in. Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 3 Joshua is trying to determine the number of pizzas to order. The table below shows the number of people pizzas will feed. If each pizza costs $7, how much will it cost to feed 36 people? 6.RP.3, MP 1 8 440 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 5 Chapter 1 Multi-Step Problem Solving Multi-Step Example The height of a tree over time is an equivalent ratio. Which statement best describes the graph of the ratio table? 6.RP.3a, MP 1 Time (yr) Height (ft) 3 4.2 A For every one unit right, the line goes up three units. 5 7 B The line appears to pass through (1, 2). 8 11.2 C The line decreases from left to right. D The line appears to pass through the origin. Use a problem-solving model to solve this problem. Analyze Read the problem. Circle the information you know. Underline what the problem is asking you to find. Plan Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. What will you need to do to solve the problem? Write your plan in steps. Step 1 Graph the ordered pairs. Step 2 Determine which statement is true based on the graph.. Solve Use your plan to solve the problem. Show your steps. Graph the ordered pairs. The line appears to increase from left to right, so C is incorrect. The line also does not pass through (1, 2), so B is incorrect. For every unit right, the line goes up 1.4 units, so A is incorrect. Since the line appears to pass through the origin, choice is correct. Fill in that answer choice. Justify and Evaluate How do you know your solution is accurate? Course 1 • Chapter 1 Ratios and Rates 9 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 5 (continued) Use a problem-solving model to solve each problem. 1 The number of bricks is an equivalent ratio to the height of a wall. Which statement describes the pattern in the graph of the ordered pairs? 6.RP.3a, MP 1 Number of Bricks Height of Wall (ft) 48 4 84 7 108 9 A As the height of the wall increases by 1 foot, there are 12 more bricks in the wall. B For every 48 bricks, the wall increases by 3 feet. C For every 36 bricks, the wall increases by 4 feet. D As the height of the wall increases by 2 feet, there are 48 more bricks in the wall. 10 4 H.O.T. Problem The table below shows the hours and wages for two friends who babysit. Use a graph to determine if they make the same hourly rate. Explain why or why not. 6.RP.3a, MP 3 Zoe Felix Hours 3 5 Wages $21 $30 Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 3 Five yards of material is needed to make 2 curtains. This represents an equivalent ratio. If the equivalent ratio (curtains, material) were graphed, what would the y-coordinate be if the x-coordinate was 7? 6.RP.3a, MP 4 2 The perimeter of an equilateral triangle is an equivalent ratio to the length of the sides. An equilateral triangle with a side length of 3 cm has a perimeter of 9 cm, and an equilateral triangle with a side length of 5 cm has a perimeter of 15 cm. What is the perimeter of a triangle with a side length of 7 cm? 6.RP.3, MP 8 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Chapter 1 Lesson 6 Multi-Step Problem Solving Multi-Step Example Luna wants to burn as many Calories as possible per minute of exercise. Which exercise should Luna choose? 6.RP.3, MP 1 Exercise Calories Minutes Walking 300 60 A walking Jump rope 110 10 B jump rope Biking 270 30 C biking Aerobics 160 20 D aerobics Use a problem-solving model to solve this problem. Analyze Read the problem. Circle the information you know. Underline what the problem is asking you to find. Plan Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. What will you need to do to solve the problem? Write your plan in steps. Step 1 Determine the unit rate for each exercise. Step 2 Compare the unit rates. Solve Use your plan to solve the problem. Show your steps. Walking: Biking: 300 _ = Jump rope: 60 270 _ = Aerobics: 30 The unit rate 110 _ = 10 160 _ = 20 Calories per minute is the greatest. So, Luna should . Choice is correct. Fill in that answer choice. Justify and Evaluate How do you know your solution is accurate? Course 1 • Chapter 1 Ratios and Rates 11 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 6 (continued) Use a problem-solving model to solve each problem. 1 Santiago needs to buy apples to make applesauce. He is looking for a better price than $1.29 per pound. Which store has a better price per pound? 6.RP.3, MP 4 Store Price ($) Weight (lb) Store A 4.08 3 Store B 5.04 4 Store C 12.88 7 Store D 7.35 5 A Store A B Store B C Store C D Store D 12 30 ft 25 ft ? 4 5 in. H.O.T. Problem Jacob bought 5 pencils for 80¢. At this same rate, how many pencils can he buy for 40¢? Explain why this answer does not make sense. 6.RP.3b, MP 3 Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 3 Riley and Magdalena bought beads to make a necklace. The beads that Riley bought cost 48¢ for 12. Magdalena bought 20 beads for $1.00. How much less do 15 of Riley’s beads cost than 15 of Magdalena’s beads? 6.RP.3b, MP 4 2 Josh is making a scale model of his grandfather’s airplane. Given the information in the diagram, how many inches are the wings of the model? 6.RP.3, MP 2 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Chapter 1 Lesson 7 Multi-Step Problem Solving Multi-Step Example The table shows the results of a survey of a group of people about their favorite animal. If 600 people were asked about their favorite animal, predict how many more people would prefer dogs than cats. 6.RP.3, MP 1 A B 6 C 285 D Favorite Animal Animal Number of Responses Bird 5 195 Cat 13 90 Dog 19 Iguana 3 Use a problem-solving model to solve this problem. Analyze Read the problem. Circle the information you know. Underline what the problem is asking you to find. Plan Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. What will you need to do to solve the problem? Write your plan in steps. Step 1 Determine the total number of people surveyed. Step 2 Set up equivalent ratios. Step 3 Subtract to determine how much more. Solve Use your plan to solve the problem. Show your steps. There were 5 + 13 + 19 + 3 or 40 people surveyed. Dogs: 19 ? _ =_ 40 Cats: 600 40 600 = = So, 285 - 195 or 13 ? _ =_ more people chose dogs than cats. Choice is correct. Fill in that answer choice. Justify and Evaluate How do you know your solution is accurate? Course 1 • Chapter 1 Ratios and Rates 13 NAME ________________________________________________ DATE ____________________ PERIOD ___________ Lesson 7 (continued) Use a problem-solving model to solve each problem. 1 The table shows the results of a survey of a group of people about their favorite sport. If 100 people were asked about their favorite sport, predict how many more people would prefer hockey than volleyball. 6.RP.3, MP 1 2 Keshia rides her bike 10 miles per hour. At this rate, how many more minutes will it take her to ride 30 miles than 25 miles? 6.RP.3b, MP 2 Favorite Sport Sport Baseball Soccer A 3 B 10 C 30 D 70 Number of Responses 7 10 Volleyball 5 Hockey 8 H.O.T. Problem Jamal is helping a friend 4 with her homework. Look at his friend’s work to determine and explain the error she made finding the answer to the problem. 6.RP.3, MP 3 If 3 dogs eat 4 pounds of food per day, how many dogs eat 15 pounds of food? _3 = _15 4 ? Multiply numerator and denominator by 5. Therefore, 20 dogs eat 15 pounds of food. 14 Course 1 • Chapter 1 Ratios and Rates Copyright © McGraw-Hill Education. Permission is granted to reproduce for classroom use. 3 Marisol pays $12 for 4 notebooks. How many notebooks could she buy with $62? 6.RP.3b, MP 2
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