Percents, Conversions, and Tables Review

Percent means "per 100". A percent is a ratio out of 100. To find a percent, you can find an equivalent ratio out of 100.

Katie answer 18 out of 20 questions correctly on her test. What percent of the questions did she answer correctly? Use the % sign with your answer.

In Mr. Jackson's class, 20% of the students wear glasses. There are 6 students who wear glasses in the class. What is the total number of students in Mr. Jackson's class?

• 20

• 30

• 40

• 120

At a baseball game, 35% of the crowd were children. If the number of children at the baseball game was 420, what was the total number of people in the crowd?

• 147

• 9,250

• 1,200

• 14,700

A football team played a game at the All Star Stadium. The stadium has 1,350 seats. Tickets were sold for 88% of the total seats. How many tickets were sold?

Oceanside Middle School has 650 students in the 6th grade. 624 of the students went on a field trip to the zoo. What percent of the students went to the zoo? Make sure to use the % sign with your answer.

Maria's mom spent $25 last month on snacks for lunches, which is 5% of the money she spent on groceries. How much money did Maria's mom spend on groceries last month?

Zachary enjoys reading and has a lot of books. He keeps 12 of his favorite books on his dresser, which is only 10% of his books. What is the total number of books Zachary owns?

Students in the orchestra class either purchased their instrument or rented one.

• *45% of the students purchased their instrument.

• *143 students rented their instrument.

How many students are in the orchestra class?

A shipping company uses two different sized boxes. The smaller box has a volume of 180 cubic inches, which is 75% of the volume of the larger box. What is the volume of the larger box?

Juliana needs to cut 14 inch pieces of wrapping paper from a roll that is 8 feet in length. What is the greatest number of 14 inch pieces Juliana can cut from 4 of these rolls of wrapping paper?

*1 foot = 12 inches

• 23

• 24

• 27

• 28