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Ratios & Rates
Solving Proportions
Solving Percent Problems
Fraction/Decimal Percent
Word Problems
100
Write the ratio as a fraction in simplest form. 5 horses to 10 ducks
1 horse to 2 ducks
100

Solve the proportion n/3 = 12/4

n=9

100
5 is what percent of 125?
4
100

Write the percent as a fraction in lowest terms: 80%

4/5

100

There are 100 6th graders, 98 7th graders and 105 8th graders. What is the percent of 7th graders in this school?

32.6%

200
Write the rate as a unit rate 114points/6games
19 points/game
200
Are 1/6 and 2/7 proportional?
Not Proportional, 1 x 7 = 7 and 2 x 6 = 12
200

What is 25% of 60?

15

200

Write the fraction as a percent: 27/50

54%

200
65% of students do not study prior to tests. If there are a total of 700 students, how many do not study for tests?
455
300
What are the 3 ways we write a ratio
As a fraction, with a colon, and with the word "to"
300

solve the proportion. 1.2/6 = x/9

p=1.8

300
27 is what percent of 108? (you can use a proportion to solve this)
25%
300

Write the decimal as a percent: .015

1.5%

300
16 out of 20 people use debit cards instead of checks. What percentage like to use debit cards?
80%
400
write the ratio as a fraction in simplest form. 60/40
3/2
400

solve: 12/x=15/25

20

400
209 is 38% of what number?
550
400
Express 1 2/3 as a percent AND a decimal (round to one decimal place)
166.7%, 1.7
400

John scored 114 points in 10 games. Amy scored 57 points in 5 games. Who has the highest points per game?

They are both equally good players (114 pts./10 games = 57 points/5 games)

500

What operation does a fraction line represent?

Division

500
find the value of each variable. 1. 4/12=3/x=y/21
Y=7 X=9
500
What number represents the "whole" in percents? In other words, what are percents always out of?
100
500

Write 102% as a fraction.

The percent is greater than 100

500
Our school's budget for the yearbook is 160% of last year's. Last year's total budget was $2125. This year's budget is....
$3400