Applying Percentages of Quantities

50% of what number is 11?

• 11

• 22

• 33

• 44

Solve using the percent equation:

40% of what number is 36?

• 90

• 120

• 14.4

• 72

At Pizza Pi 9% of the pizza's made last week had extra cheese. If 27 pizza's had extra cheese, how many pizza's in all were made last week?

• 300

• 36

• 30

• 3

19 is 95% of ____________

• 20

• 190

• 195

• 38

A pair of sneakers is on sale for $51.  This is 75% of the original price.  What was the original price of the shoes?

• $75.00

• $126.00

• $25.00

• $68.00

"Ken correctly answered 22 questions on the test, which was a grade of 80%. How many questions were on the test?"

What does the number 22 represent?

• part

• whole

• percent

• x

Mr. Sanchez bought some books at a book sale. He bought 15 paperback books. If this is 75% of all the books he bought, how many books did he buy in all?

• 20

• 18

• 80

• 60

A car is sold for $12,000, which is 80% of its original price. What was the original price?

• $16,000

• $14,000

• $10,000

• $15,000

The campus registrar reports that there are 480 upperclassman enrolled at Lee High School. This represents 64% of the student body. How many students are enrolled?

64 is 40% of what number?

• 160 - painting

• 104 - writing

• 25.6 - baking brownies

• 108 - washing dishes