Solving Ratio Word Problems

There are 18 pieces of chalk. The ratio of chalk that is yellow to chalk that is not yellow is 1:2. How many pieces of chalk are yellow?

The ratio of students to teachers at a school is 19 :1. How many students are there in each total number of people 760?

You spend 90 minutes practicing flip tricks and slides on your skateboard. The ratio of time spent on flip tricks to time spent on slides is 7 : 8. How much time do you spend practicing slides?

An amusement park sells 5 bottles of water for every 2 bottles of juice. In one hour, the amusement park sells 20 bottles of water. How many bottles of juice does the amusement park sell.

For every 2 laps you swim, your friend swims 3 laps. You swim a total of 8 laps. How many laps does your friend swim?

For every 5 cars you wash, your friend washes 7 cars. Your wash a total of 20 cars. How many does your friend wash?

Edward had beaten 24 levels in a video game. If the ratio of levels he had beaten to not beaten was 3 : 1, how many levels does the game have total? Use a tape diagram to solve.

• 8
• 32
• 25
• 4

In a bag of Jolly Ranchers, the ratio of blue to red is 3 to 4.  If I have a TOTAL of 56 Jolly Ranchers, how many of them are blue? 

• 12
• 28
• 32
• 24

A recipe that will make 3 pies calls for 7 cups of flour. Find how many pies can be made with 28 cups of flour.

• 12

• 4

• 21

• 16

An equivalent ratio to 4:5 is

• 10:8
• 8:15
• 12:10
• 12:15