Solving Percents Using Proportions

What number is 70% of 45?

• 35

• 31.5

• 70

• 40

45 is what percent of 90?

• 50%

• 20%

• 60%

• 55%

15 is 25% of what number?

• 25

• 63

• 60

• 50

24 is what percent of 60?

• 40%

• 20%

• 65%

• NOT HERE

A baseball pitcher won 80% of the games he pitched. If he pitched 35 ballgames, how many games did he win?

• 28 games

• 50 games

• 35 games

• 30 games

The Royals softball team played 75 games and won 55 of

them. What percent of the games did they lose? (round to

the nearest tenth)

• 70%

• 60%

• 73.3%

• 75.3%

Jerry, an electrician, worked 7 months out of the year. What percent of the year did he work? (Round answer to the nearest hundredth)

• 50%

• 58.3%

• 60.5%

• 25%

Solving percent proportion word problems: A shirt that originally cost $40 is on sale for 25% off. What is the sale price of the shirt?

• $35

• $25

• $30

• $45

Using percent proportions to solve real-life problems: If a car originally cost $20,000 and is now selling for 15% off, what is the sale price of the car?

• $18,500

• $17,000

• $16,000

• $19,500

Solving percent proportion word problems: If 20% of the students in a class are girls, and there are 30 students in total, how many girls are there?

• 10

• 40

• 6

• 25