Ratio, rate and unit rate review

At the farmers market, there are 10 tomatoes, 12 potatoes and 15 apples. What is the ratio of tomatoes to apples?

• 10:15

• 15:10

• 12:10

What is the difference between a ratio and a rate?

• They are the same

• Ratios are rates WITH units

• Rates are ratios WITH units

For every 12 inches, there are 100 centimeters. This rate can be written as

• 12:100

• 12 inches : 100 centimeters

• 100:12

For every 3 batches of cookies I bake, I use 9 eggs. This rate can be written as:

• 3 batches of cookies to 9 eggs

• 3 to 9

• 9 to 3

Find the UNIT RATE

12 miles to 2 hours

• 12 miles to 2 hours

• 6 miles to 1 hour

• 24 miles to 4 hours

Find the UNIT RATE:

4 cups of flour : 8 batches of cookies

• 1 cup of flour : 2 batches of cookies

• 1:2

• 4:8

There are 5 children in a family. 2 of the children are boys. What is the ratio of boys to girls?

• 5:2

• 2:5

• 2:3

I spent $20 on 5 candy bars. How much does 1 candy bar cost?

• 5 dollars

• 20 dollars

• 4 dollars

What do ratios, rates and unit rates have in common?

• They all compare two quantities and can be written in 3 forms

• They all have units

• They have nothing in common

BONUS QUESTION!!!!

Patrick drove 350 miles in 7 hours. How much did he drive in 1 hour?

• 350 miles

• 2,450 miles

• 50 miles