Solving Ratio Problems

In Amalie's home town, the ratio of cars to people is 420 to 1000. What fraction shows this ratio in simplest form?

• $\frac{21}{100}$

• $\frac{21}{50}$

• $\frac{21}{25}$

• $\frac{420}{1000}$

Write the ratio in simplest form 45 : 20

• 5:4

• 9:5

• 9:4

• 7:4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Cindy and Sarah were in charge of selling tickets to the class play. Cindy sold 21 tickets and Sarah sold 77 tickets. What is the ratio of the number of tickets Cindy sold to the number of tickets Sarah sold?

• 12 to 77

• 21:77

• 3 to 7

• 7:11

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

• c=15
• c=18
• c=21
• c=16

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

• 8
• 15
• 40
• 29

Jeff ran 6 miles in 4 hours. At this rate, how many miles will he run in 6 hours?

• 9 miles
• 4 miles
• 6 miles
• 36 miles

Tags

CCSS.6.RP.A.3B

In my fish tank, the ratio of red fish to blue fish is 3:5. There are 20 blue fish. How many red fish are there?

• 18
• 12
• 4
• 15

You earn $15 every 3 weeks. At this rate, how much will you earn in 5 weeks?

• $25
• $35
• $5
• $10

Tags

CCSS.6.RP.A.3B

Mr. Dulin runs 5 miles in 42 minutes.  He plans to run in a 25 mile race.  Based on his current speed, about how long will it take him to complete the race?

• 210 minutes
• 8.4 minutes
• 1050 minutes
• 200 minutes

Tags

CCSS.6.RP.A.3B