Lesson 20 Proficiency A: Percents

A shirt originally priced at $40 is on sale for 25% off. What is the sale price of the shirt?

Evaluate responses using AI:

OFF

Match the following.

• rate out of 100

• Percent

• amount taken off original price

• decrease

• amount subtracted = new cost

• increase

• amount added = new cost

• discount

What is 20% of 150?

• 30

• 25

• 20

• 35

If a population of 5000 increases by 10% in a year, what will be the population after one year?

• 5500

• 6000

• 5050

• 6500

What percentage of 80 is 20?

• 25%

• 20%

• 15%

• 30%

A student scored 75 out of 100 in a test. What percentage did the student score?

• 75%

• 80%

• 70%

• 85%

A fruit basket contains 200 fruits, of which 40% are apples. How many of the fruits are apples?

• 60

• 45

• 80

• 62

A store sold 150 items last month and 180 items this month. What is the percentage increase in sales?

• 20%

• 15%

• 25%

• 30%

What is 50% of 200?

• 100

• 150

• 50

• 200

A pair of shoes was marked down 25% from its original price of $80. What is the new price?

• $60

• $70

• $65

• $55