Double Number Lines and Equivalent Ratios

Using TWO number lines to describe equivalent ratios

• double number lines

• coordinate plane

• ratio table

• equation

If you are told that 4:1 and 20:5 are equivalent ratios. What other ratios are equivalent to 4:1 and 20:5, based on the double number line. (Choose all 3 correct answers)

• 8:2

• 12 to 3

• 2 to 8

• 24:6

Find THREE equivalent ratios for 4 to 7. Select all that apply.

• 7 to 4

• 24:42

• 7:4

• 20:35

Which numbers come next on the double number line?

• Sugar: 12

  Flour: 8

• Sugar: 12

  Flour: 18

• Sugar: 8

  Flour: 12

• I have no idea!

What is the ratio represented in this number line for sugar to flour

• Sugar: Flour

  2 : 3

• Sugar: Flour

  3 : 2

• Four : Sugar 8

  3 : 2

• I have no idea!

The ratio of red paint to yellow paint in a mixture is shown in the double number line above. How many teaspoons of yellow paint are in 4 batches?

• 20

• 4

• 12

• 15

The diagram represents the ratio of blue shirts to yellow shirts. Chose the double number line that correctly represents the given diagram.

• 
• 
• 
• 

Complete the ratio table

• 10, 35

• 12, 41

• 10, 41

• 10, 45

Use the ratio tables to determine how many pencils will be in 8 boxes?

• 20 pencils

• 24 pencils

• 96 pencils

• 84 pencils

If Collin reads 5 pages in 20 minutes, how long does it take him to read 11 pages?

• 100 minutes

• 55 minutes

• 44 minutes