Lesson 13: Tables and Double Number Line Diagrams | Unit 2: Introducing Ratios

Multiple Choice

What is the ratio of water to liquid dish soap in the cleaning fluid mixture?

• 4:1
• 32:1
• 8:1
• 16:1

Draw

Complete the table to show different-sized batches of bread that taste the same as the recipe.

Draw

A bread recipe uses 3 tablespoons of olive oil for every 2 cloves of crushed garlic. 

1. Draw a double number line that represents the same situation.

Open Ended

A bread recipe uses 3 tablespoons of olive oil for every 2 cloves of crushed garlic. 

1. Which representation (table or double number line) do you think works better in this situation?
   Explain why.

Open Ended

Clare travels at a constant speed, as shown on the double number line. At this rate, how far does she travel in 1 hour? Explain or show your reasoning.

Open Ended

Clare travels at a constant speed, as shown on the double number line. At this rate, how far does she travel in 3 hours? Explain or show your reasoning.

Open Ended

Clare travels at a constant speed, as shown on the double number line. At this rate, how far does she travel in 6.5 hours? Explain or show your reasoning.

Open Ended

A cashier worked an 8-hour day, and earned $58.00. The double number line shows the amount she earned for working different numbers of hours. How much does the cashier earn per hour? Explain your reasoning.

Open Ended

A cashier worked an 8-hour day, and earned $58.00. The double number line shows the amount she earned for working different numbers of hours. How much does the cashier earn if she works 3 hours? Explain your reasoning.

Open Ended

Noah bought 15 baseball cards for $9.00. Each baseball card costs the same amount. At this rate, how much will 30 baseball cards cost? Explain your reasoning.