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Proportions
Percents
Part to Whole
Equivalent Ratios
Proportions and Percents
100

The ratio of books to students is 13 to 25. Write this ratio in two different ways. 


13/25 and 13:25
100
Write the fraction 2/5 as a decimal and a percent. 
0.4 and 40%
100
A farmer decides to sell 32 pounds of his small 96-pound potato crop. What percent of the crop did he sell? 
33.3%
100
Solve for x,


80/x=10/7

x=56
100
What is the part to whole equation?
PART/WHOLE=%/100
200
Are these two ratios proportional? Yes or no?


3/8 and 9/24

Yes
200
Write the fraction 7/8 as a decimal and a percent. 
0.875 and 87.5%
200
Lebron James plays for the Cleveland Cavaliers and has an 85% free throw average. If he shot 20 free throws in a game, approximately how many did he make? 
17 free throws 
200
Solve for t,


t/33=7/11

t=21
200
The scale on a map is 5cm=30 miles. Joe measured the distance to the next town at 15 cm. How many miles away is the next town?

 

90 miles
300
An NBA basketball player misses 2 out of every 15 free throws. If he missed 44 free throws throughout the season, how many did he attempt? 
330 free throws
300
What is 75% of 50?
37.5
300
A middle school class has 13 girls and 15 boys in the class. What percent of the class are boys? 
54%
300
Solve for m,


m/8=12/32

m=3
300
Which set of numbers is equivalent to 95%?


a. 0.095, 19/20 

b. 9.5, 95/100

c. 95.0, 95/100

d. 0.95, 19/20

d. 0.95, 19/20
400
Sophie can type 225 words in 5 minutes. How many minutes will it take her to type 1,800 words?
40 minutes
400
What is 125% of 90?
112.5
400
Steph got a 90% on his math test. If he got 25 problems correct, how many questions were on the test?
28 questions
400
Solve for y,


144/y=72/12

y=24
400
Percent is a part to whole ratio where the whole is always _________?
100
500
Marist College accepts 10 students for every 150 applicants. How many students will be accepted if 4,500 applicants apply for admission? 
300 students
500
Write 150/35 as a decimal and percent. (Round to the nearest hundredths place.)
4.29 and 429%
500
A nutrition label states that there are 45g of carbohydrates in each serving. This accounts for 15% of the daily value. How many grams of carbohydrates are recommended per day?
300 carbohydrates
500
Solve for k,


875/35=1625/k

k=65
500

Mr. James determines that he gives away $725 each month. If this is 20% of his monthly budget, how much does he make monthly?

$3,625