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Ratios
Unit Rate
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Part, Part, Whole
100
In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes.
What is 2/5 or 4/10
100
George read 126 pages of a book in 18 minutes. How many pages did he read in 1 minute?
7 pages per minute
100
5 shovels of sand are mixed with 4 shovels of gravel to make cement. What is the number of shovels of gravel needed for 45 shovels of sand.
What is 36?
100

Christina biked 36 miles in 6 hours and Sami bikes 49 miles in 7 hours. Who biked faster? What was their speed? 

Sami, 7 mph

100

Ms. Johnson has a ratio of pencils to pens of 2:3. If she has 10 writing utensils in total, how many pens and pencils does she have? 

4 pencils, 6 pens

200
Write a unit rate for this situation: 310 heartbeats per 5 minutes
62 heartbeats/minute
200
The science materials cost $65.70 to do the experiment. If 9 students participated in the experiment, what was the unit cost per student?
$7.30
200
Ari can walk 2 miles in 40 min. What is the amount of time it will take him to walk 4 miles.
What is 80 min.?
200

Ricky has an option between 2 jobs. He can pick job 1 and make $600 in two weeks. Or he can pick job 2 and make $750 in three weeks. Which job should he choose to make the most money? How much money would he make per week?  

Job 1, $300 per week

200

A bag of chocolate has 12 Hershey's compared to it's 14 pieces of Reese's. If in total it has 130 pieces of candy, what is my ratio of Reese's to Hershey's? 

70:60

300
The recipe calls for 2 eggs for every 8 cups of flour. How many eggs are needed with 40 cups of flour?
10 eggs
300
The toys cost $69.95 for 5 models. What is the unit rate for each model toy?
$13.99 per model toy
300
Paul used 6 black tiles and 12 white tiles for a pattern. What is the ratio of black tiles to white tiles.
1:2 or 6:12
300
Apples sell 4 for $2.40. How much do 6 apples cost?
$3.60
300

Olivia was listening to the radio and noticed that there was a constant rate of country songs to pop songs. For every 5 country songs there were 6 pop songs. If in total she heard 121 songs, how many pop songs were there? 

66 pop songs

400
There are 40 rabbits in a cage. The ratio of white rabbits to grey rabbits is 3:7. How many white rabbits are in the cage?
12 white rabbits
400
A factory can produce mousetraps at a rate of 1500 traps in 3 hours. What is the unit rate per hour?
500 traps per hour
400
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses.
250 people
400
Rose spent $2.00 for 20 pieces of gum. Joe spent $1.50 for 10 pieces of gum. Who got the better deal and why?
Rose got the better deal. She got one piece for $0.10 and Joe spent $0.15 for one piece.
400

Ethan was taking a poll of what kind of cars that different people drove. He noticed that for every 11 SUV's he saw, there were 19 trucks. If there were 240 cars he saw in total, how many trucks did he see? 

228

500
There are 75 mice in a cage. The ratio of pink mice to black mice is 2:3. How many black mice are in the cage?
45 mice
500
Hillary earned $45 babysitting. If she babysat for 6 hours, what was her rate per hour?
$7.50 per hour
500
Ivy's Fresh Eggs transports its eggs in crates. It takes 2 trucks to carry 80 crates. What is the number of crates that 8 trucks can carry.
320 crates
500
Larry can type 225 words in 3 minutes. How many words can he type in 10 minutes?
750 words
500

In a bucket of crayons, there are 3 red for every 5 blue for every 6 green. If there are 168 red, blue, and green crayons in the bucket, how many red crayons specifically are in the bucket? 

36 red