Solving Equivalent Ratio Problems with Double Number Lines

What is the primary use of equivalent ratios?

• To measure distances

• To solve algebraic equations

• To compare different quantities

• To find missing values

In the car travel problem, how many miles can the car travel in 5 minutes?

• 6 miles

• 5 miles

• 4 miles

• 3 miles

When using addition to solve the car travel problem, how many miles will the car travel in 15 minutes?

• 10 miles

• 8 miles

• 14 miles

• 12 miles

What is the multiplication factor used to solve the car travel problem for 15 minutes?

• 2

• 5

• 3

• 4

In the runner's pace problem, how many miles can the runner run in 24 minutes?

• 4 miles

• 3 miles

• 2 miles

• 5 miles

What is the simplified form of the ratio 3 miles in 24 minutes?

• 1:9

• 1:8

• 1:7

• 1:6

Using addition, how many minutes will it take for the runner to run 9 miles?

• 68 minutes

• 64 minutes

• 76 minutes

• 72 minutes

Using multiplication, what is the factor used to find the time for the runner to run 9 miles?

• 10

• 8

• 9

• 7

What is the final answer for the time it takes the runner to run 9 miles using multiplication?

• 76 minutes

• 72 minutes

• 64 minutes

• 68 minutes

Which method is generally quicker for solving the runner's pace problem?

• Multiplication

• Subtraction

• Division

• Addition