The Real Numbers & Exponents

The best description of the number 8.27 is:

• Rational

• Irrational

• Integer

• Whole

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

Which number is not a perfect square?

• 100

• 49

• 117

• 144

Which statement is false?

• Every rational number is a real number.

• Every irrational number is a real number.

• Every integer is a rational number.

• Every decimal number is an irrational number.

Which of the following statements is always true?

• All integers are whole numbers
• all rational numbers are integers
• some whole numbers are not rational numbers
• all whole numbers are integers

The √225 is ?

• Irrational

• Rational

0.775 is a:

• Irrational Number

• Whole Number

• Integer

• Rational Number

 $Which\ best\ describes\ \sqrt{3}?$  

• Whole number

• Integer

• Irrational Number

• Rational Number