Ratios
Equivalent Ratios
Unit Rates
Word Problems
Similar figures
100
In a classroom there are 12 students with blue eyes, 15 students with brown eyes, and 3 students with green eyes. Write the ratio of students with brown eyes to total students in simplest form
1/2
100
Write the ratio 21/27 in 3 other ways
Answers will vary
100
A car can travel 600 miles on 20 gallons of gas. What is the unit rate of miles per gallon for this car?
30 miles per gallon
100
Apples sell 4 for $2.40. How much do 6 apples cost?
$3.60
100
Triangle ABC is similar to Triangle XYZ.
What side length corresponds with AC?
XZ
200
Emma's math homework has 22 questions. She gets 18 questions correct. Write the ratio of questions she got correct to questions she got wrong in simplest form.
9/2
200
Write the ratio 63/96 in simplest form
21/32
200
Christina biked 36 miles in 6 hours. If she biked at a constant speed, how many miles did she ride in one hour?
6 miles
200
What is the better buy? Prove your answer by finding the unit rate of each
5 folders for $1.75
8 folders for $3.36
5 folders for $1.75
$0.35 per folder
$0.42 per folder
200
The following triangles are similar. Solve for x.
14 units
300
Write the ratio of X's to O's in simplest form
X X X X X X X X X
O O O O O O
3/2
300
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses?
250 people
300
Hillary earned $45 babysitting. If she babysat for 6 hours, what was her rate per hour?
$7.50
300
At a bookstore, for every 3 mystery novels sold, 7 romance novels were sold. If a total of 180 mystery and romance novels were sold, how many romance novels were sold?
126 romance novels
300
Prove the similarity statement
1.) Both figures are triangles
2.) Corresponding angles are congruent
3.) Corresponding sides are proportional (ratio 2/3)
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
Give TWO ratios that are equivalent to 4:9
Answers will vary
400
Josh buys 5 toys for $69.95. What is the unit rate for each toy?
$13.99 per toy
400
Parker says 1,204 words in 4 minutes. How many words does he say in 5 minutes?
1,505 words
400
Triangle ABC is similar to Triangle XYZ. Solve for a and y.
a = 6
y = 2.4
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 black mice
500
A cake recipe calls for 18 cups of flour and 8 cups of sugar. How many cakes can you bake with 144 cups of flour?
8 cakes
500
What is the better buy? Prove your answer by finding the unit rate of each item rounded to the nearest cent
20 paper clips for $1.80
12 paper clips for $1.25
20 paper clips for $1.80 is the better buy
Option 1: $0.09/paper clip
Option 2: $0.10/paper clip
500
Calen can solve 12 math problems in 5 minutes. How many math problems can he solve in 1 hour?
144 math problems
500
Solve for p
p = 60