Unit 2: Real Numbers Assessment

Express the repeating decimal 0.222222... as a fraction.

• 3/10
• 5/12
• 1/4
• 2/9

Which of these numbers is irrational?

• -1
• √2
• 3.14
• 0

How would you classify the number 121?

• Perfect Square

• Perfect Cube

• Both a perfect square and a perfect cube

• Neither a perfect square nor a perfect cube

Taj asked his classmates whether they know how to write in cursive. He used a calculator to compare the number of classmates who said yes to the total number surveyed. The calculator showed 0.111111111.
Write the number as a fraction.

What is the side length, s, of the square?

Remember, Area=s²

A cube-shaped box has a volume of 125 cubic inches. What is the length of one side of the cube?
Remember, V = s²

• 5 inches

• 10 inches

• 25 inches

• 125 inches

• 7.1

• 7.2

• 7.3

• 7.4

• 7.1