Real Numbers

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

Which represents a rational number?

• √110
• √324
• √65
• √80

Which number is irrational?

• 9.6
• √45
• 3/8
• 3.4 x 10⁵

 $\sqrt{3}$  is considered a...

• Whole number

• Integer

• Irrational Number

• Rational Number

Positive and negatives with no decimals or fractions

• Whole number

• Natural number

• Integer

• Rational number

All natural (counting) numbers are..

• Whole numbers

• Whole numbers, integers

• Whole numbers, integers, rational numbers

• Whole numbers, integers, rational numbers and irrational numbers

The following Real Number Venn diagram correctly shows each set and subset:

• True

• False

Classify the following number by naming the set or sets to which it belongs:

-9

• Integer

• Rational number

• Irrational

• Integer and rational numbers

True or false? No positive numbers are integers.

• True. Integers are only composed of negative numbers.

• False. All integers greater than zero are positive.