Ratios
Unit Rate
Rates
Miscellaneous
Terms
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.

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

Maria reads 24 pages in 3 hours. At the same rate, how many pages can she read in 6 hours?

48

100
Christina biked 36 miles in 6 hours. If she biked at a constant speed, how many miles did she ride in one hour?
6 mi/hr
100

What is a ratio?

A comparison between two numbers. 
200
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
200
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
200
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses.
250 people
200
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.
200

What is a quantity? 

The amount 
300
Write a unit rate for this situation: 310 heartbeats per 5 minutes
62 heartbeats/minute
300
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
300

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.?

300

Ricky made $600 in two weeks. Find the unit rate for one week.

$300/week

300

List the three ways to write a ratio. 

1:2 

1 to 2

1/2 

400
The recipe calls for 2 eggs for every 8 cups of flour. How many eggs are needed with 40 cups of flour?
10 eggs
400
The toys cost $69.95 for 5 models. What is the unit rate for each model toy?
$13.99 per model toy
400

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

400
Apples sell 4 for $2.40. How much do 6 apples cost?
$3.60
400

What does the word per mean in a rate? 

Per means "for each" or "for every". It can be shown with a /

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

List three ways rates can be used in the real world. 

shopping

reading 

driving

cooking

running

working

playing video games 


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