Real Numbers and Imaginary Numbers

Is 8.27 rational or irrational?

• Rational
• Irrational
• Both
• None of the above

Based on the chart, how many subsets are within the integers set?

• 1
• 2
• 3
• none

Zero is a ___________.

• whole number
• natural number
• whole number, integer, and rational
• irrational

A fraction is which type of number?

• Rational
• Irrational

A non-terminating decimal is which type of number?

• Rational 
• Irrational

A repeating decimal is what type of number?

• Rational 
• Irrational

The square root of 57 is ...

• rational 
• irrational 

What are the subsets within the integer set? 

• natural
• natural, whole
• rational
• irrational

Which of the following contains only rational numbers?

• 2.5, .764567..., 1/2, √27
• π, √4, √16, 7.7
• 6.7, 4.45, -3, 
• 5, -4.5, √13, √-9

True or False: 
15/3 can be simplified to a whole number.

• True
• False