Iowa Assessment Math Prep

What is the interquartile range (IQR) of the data set?

• 20
• 25
• 5
• 10

75 students received a coupon.  These students represent 5% of the total students at Seven Lakes JH.  How many students attend Seven Lakes JH?

• 1350
• 1200
• 1000
• 1500

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

• c=15
• c=18
• c=21
• c=16

The movie theater has 250 seats. 225 seats were sold for the current showing. What percent of seats are empty?

• 10%
• 20%
• 80%
• 90%

On an 88 question test, Phil missed 11 questions. What is his exact grade for that test?

• 12.5%
• 13%
• 87.5%
• 88%

What percent of 17 is 3? (Round if needed)

• 18
• 16
• 12
• 3

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 feet
• 40 ft
• 96 square feet
• 40 square feet

A box needs to be covered in brown paper for mailing.  If the box measures 3 feet by 3 feet by 2 feet, what is the surface area of the box that will need to be covered?  The box is closed.

• 78
• 54
• 184.3
• 42

Area?

• 108 cm sq
• 60 cm
• 432 cm sq
• 216 cm sq

Find the area

• 19.5
• 8.3
• 39
• 22.5