Ratio
Sherry saved $50 last summer while Cindy saved $90. What is the ratio of Sherry’s savings to Cindy’s savings?(simplify, use colon:)
5:9
If a dozen donuts cost $4.50, what is the unit cost?
.38 cents
For every 28 students at the school, there are 2 teachers. How many students would there be if there were 24 teachers?
336 students
If Ralph makes 12 out of 20 of his free throws in a basketball game, what is his free throw shooting percentage?
60%
A cat weighs 4.5 pounds. How many ounces does the cat weigh?
72 ounces
Which scenario can be represented by 4:5?
a. coffee cups to total cups if 4 coffee cups and 5 juice cups
b. fiction to nonfiction if 4 are fiction and 5 nonfiction
c. forks to total utensils if 4 are forks and 5 spoons
d. red to yellow socks if 4 are yellow and 5 red
b
A mail carrier delivered mail to 84 houses in 3 hours. How many houses per hour can she deliver?
28 houses
The average lion can run 250 miles in 5 hours. How long would it take the lion to run 125 miles?
2.5 hours
25% of the teachers ate pizza for lunch at the picnic. If 22 teachers ate pizza, how many teachers were at the picnic?
88 teachers
A baby elephant weighs 100 kilograms. How many grams does the elephant weigh?
100,000 grams
X Y
2 6
4 12
6 18
What is the ratio of Y to X in simplest form?
3:1
A box of 12 granola bars cost $6.40. What is the price per granola bar?
.53 cents
The ratio of apples to oranges is 5 to 4. If you have 40 apples, how many oranges do you have?
32 oranges
Vivian count 15 vanilla cups and 25 chocolate cups. Which proportion can be used to determine the percent, p, of ice cream that is chocolate?
a. 25= p
100 40
b. p = 25
100 40
b
Johnson worked 4 hours, h. He earns $17.50 per hour. Write an equation that will give his total earnings, t.
t=17.50h
a. 8:10
b. 6:12
c. 10:15
d. 9:12
c
A submarine travels at a constant rate of 518 kilometers in 14 hours. How far does it travel in 1 hour?
37 kilometers
There are 16 granola bars in 2 boxes. What is the minimum number of boxes needed for 80 granola bars?
10 boxes
55% of students are in art class at CJHS. If 430 students are in 7th grade, how many take art?
237 students
Solve for X and Y
time pages
30 150
X 300
70 350
100 Y
120 600
X is 60; Y is 500
A graph shows the number of miles traveled on the y-axis and the number of hours traveled on the x-axis. Simplify miles per hour if the graph shows (4,200).
(1,50)
Sam picked 600 grapes in 20 minutes. How many did she pick in one minute?
30 per minute
Sara and Kate both work the same amount of hours, h, at Chick-Fil-A. They make $12.50 an hour. Write an equation that gives their total earnings combined, e.
e=2($12.50h)
Mike bought 80% of the puzzles on the shelf at the store. If he bought 24 puzzles, how many were on the shelf?
30 puzzles
Solve for A, B, and C
Length 3, A, 15, B
Width 2, 8, C, 20
A is 12, B is 10, C is 30