Mastering Percentages: Discounts and Class Ratios

A store is having a sale where 20% off is applied to all items. If a jacket originally costs $50, how much will you pay after the discount?

• $30

• $40

• $25

• $45

In a class of 30 students, 40% are girls. How many girls are in the class?

• 10

• 8

• 12

• 15

A recipe requires 25% more sugar than flour. If you use 200 grams of flour, how much sugar do you need?

• 200 grams

• 150 grams

• 250 grams

• 300 grams

A car's value depreciates by 15% each year. If the car was originally worth $20,000, what is its value after one year?

• $18,000

• $17,000

• $19,000

• $15,000

During a fundraiser, 60% of the total amount raised was from donations. If the total amount raised is $1,200, how much came from donations?

• $900

• $480

• $600

• $720

A student scored 80% on a test with 50 questions. How many questions did the student answer correctly?

• 40

• 30

• 45

• 50

A book is on sale for 30% off its original price of $15. What is the sale price of the book?

• $12.00

• $10.50

• $7.50

• $9.00

If 25% of a population of 200 is children, how many children are there?

• 75

• 50

• 100

• 25

A shirt costs $40, and it is on sale for 25% off. What is the final price of the shirt after the discount?

• $25

• $35

• $30

• $20

If a school has 500 students and 10% are in the band, how many students are in the band?

• 70

• 50

• 30

• 100