Calculations with Percentages

What is 25% of 80?

• 30

• 25

• 15

• 20

Convert 40% to a fraction in simplest form.

• 7/20

• 2/5

• 5/12

• 3/8

If a shirt originally costs $50 and is on sale for 20% off, what is the sale price?

• $40

• $30

• $55

• $45

Solve the following word problem: If 30% of a number is 45, what is the number?

• 75

• 150

• 60

• 120

If a population of 500 increases by 10%, how many people are added?

• 25

• 100

• 75

• 50

In a class of 30 students, 20% are girls. How many boys are in the class?

• 24

• 18

• 15

• 22

What is 15% of 200?

• 20

• 30

• 40

• 25

Express 75% as a decimal.

• 0.85

• 0.63

• 0.57

• 0.75

If a recipe calls for 2 cups of sugar and you want to use 1/4 less, how much sugar should you use?

• 2.5 cups

• 1.25 cups

• 1.75 cups

• 1.5 cups

A store increased the price of an item from $20 to $25. What is the percentage increase?

• 10%

• 15%

• 25%

• 30%