Write a Ratio
Equivalent Ratios
Ratios: Word Problems
Unit Rates
Better Deal
100

2 of Susan's dominoes are standing and the other 13 dominoes have fallen over. What is the ratio of the number of dominoes still standing to the number of fallen dominoes?

2:13

100

Find the number that makes the ratio equivalent to 

1:9.

6: ____

6:54

100

Eliana owns the Blossom garden shop. To keep her plants healthy, she always adds 3 cups of fertilizer for every 8 cups of soil. She filled a large pot with 24 cups of soil for a ficus plant.

How many cups of fertilizer should Eliana add to the pot?

9 cups of fertilizer

100

Manuel uses a gas-powered scooter to travel between classes at college. The scooter's gas tank holds 2 gallons of gas and can travel 192 miles on a full tank.

How many miles can the scooter travel per gallon of gas?

96 miles per gallon

100

Which car can travel further with 1 gallon of gas:

Car A: 152 miles with 8 gallons of gas

Car B: 297 miles with 9 gallons of gas

Car B

200

Of the students in Brody's grade, 15 students have a pet and the other 33 students do not. What is the ratio of the number of students who have a pet to the number of students who do not have a pet?

15:33

200

Find the number that makes the ratio equivalent to 

9:1.

___:4

36:4

200

Mr. Thompson drew a rectangle on the chalkboard with a length to width ratio of 5 to 2. He asked students to draw a rectangle with the same ratio of length to width in their journals. Audrey plans to draw a rectangle with a width of 6 centimeters.

What length should Audrey's rectangle have?

15 centimeters

200

As part of his test to become a certified lifeguard, Richard completed a 200-meter swim. He maintained a constant speed and finished in 240 seconds.

How long does it take Richard to swim 1 meter at this rate?

1.2 seconds per meter

200

Which is the better buy?

2 pound bag of potatoes for $0.62

3 pound bag of potatoes for $0.91

3 pound bag of potatoes for $0.91

300

44 students are going on a field trip and 6 students are staying at school. What is the ratio of the number of students who are staying at school to the number of students who are going on the field trip?

6:44

300

Find the number that makes the ratio equivalent to 

1:7. 

12:___

12:84

300

The Marine Discovery Aquarium sells ocean-themed cookies in their gift shop. Last month, they sold 65 shark cookies and 85 clown fish cookies. The cookies were so popular that they want to order more cookies this month. They plan to order 170 clown fish cookies this month.

If they keep the same ratio, how many shark cookies should they order this month?

130 shark cookies

300

While the Wu family was on vacation, their dog, Banjo, stayed at a pet resort. They paid $300 for Banjo's 8-night stay.

What was the cost of the pet resort per night?

$37.50 per night

300

Which is the better buy?

4 pack of popsicles for $2.47

9 pack of popsicles for $5.76

4 pack of popsicles for $2.47

400

A video game company sold 37 car-racing games and 63 motorcycle-racing games. What is the ratio of the number of motorcycle-racing games to the number of car-racing games?

63:37

400

Find the number that makes the ratio equivalent to 

40:75. 

8:____

8:15

400

The pull of gravity is different on Earth than on the Moon. An object that weighs 25 pounds on Earth weighs about 4 pounds on the Moon. An astronaut, wearing all the necessary gear, weighs 500 pounds on Earth.

How many pounds would the astronaut with gear weigh on the Moon?

80 pounds

400

Yesterday, Duncan went cross-country skiing with some friends. The friends skied 32 miles and finished the trail in 4 hours.

What was the group's cross-country skiing pace?

8 miles per hour

400

Which car can travel further with one gallon of gas?

Car A: 160 miles with 5 gallons of gas

Car B: 198 miles with 6 gallons of gas

Car B

500

8 out of 10 students have vanilla ice cream and the rest have chocolate. What is the ratio of the number of students who have vanilla to the number of students who have chocolate?

8:2

500

Find the number that makes the ratio equivalent to 

15:20.

9:___

9:12

500

Charlie is making chocolate cake for his birthday party. He found a recipe that needs 2 cups of cocoa powder for every 3 cups of sugar. All of his friends are coming, so he uses 6 cups of cocoa powder in his cake.

How many cups of sugar should Charlie use?

9 cups of sugar

500

Ms. Wagner made a 2-quart pitcher of lemonade. She poured the lemonade into 8 equal-sized glasses.

How many quarts of lemonade did Mrs. Wagner pour into each glass?

1/4 quart per glass

500

Which is the better buy?

2 pack of toy cars for $0.81

5 pack of toy cars for $2.19

2 pack of toy cars for $0.81