Represent and Use of Percent Equation

The local newspaper has letters to the editor from 40 people. If this number represents 5% of all of the newspaper's readers, how may readers, r, does the newspaper have?

What percent of the 16-gigabyte hard drive shown is used for photos?

A large university accepts 70% of the students who apply. Of the students the university accepts, 25% actually enroll. If 20,000 students apply, how many enroll?

There are 4,000 books in the town's library. Of these, 2,600 are fiction. Write a percent equation that you an used to find percent of the books that are fiction. Then solve your equation and write your answer below.

• 30

• 40

• 50

• 60

• 16

• 25

• 100

• 40

A salesperson earns 4% commission on furnace sales. What is the commission that the sales person earns on the sale of $33,000 worth of furnaces?

Heidi earns 3% commission on the jewelry she sells each week. Last week, she sold the pieces of jewelry shown. How much did she make in commission?

Heidi earns 3% commission on the jewelry she sells each week. Last week, she sold the pieces of jewelry shown. How much did the jewelry store take in from her sales?

A shirt that normally costs $30 is on sale for $21.75. What percent of the regular price is the sale price?