The Real Number System Review

Which answer is a solution to the inequality shown?

x ≥ 8

• √32

• 2√8

• ∛8

• 5√5

Order the numbers below from least to greatest.  
 $\pi$           7        $\sqrt{39}$           $4\sqrt{5}\$  

•  $\pi\ ,\ \ \sqrt{39},\ \ 7,\ \ \ 4\sqrt{5}$  

•    $\pi,\ \ \sqrt{39},\ \ 4\sqrt{5},\ \ 7$  

•   $\sqrt{39},\ \ 7,\ \ 4\sqrt{5},\ \ \ \pi$  

•   $7,\ 4\sqrt{5},\ \ \pi,\ \ \sqrt{39}$  

Which number is irrational?

• 1.6739

• $\sqrt{14}$

• $6.\overline{23}$

• $\frac{8\pi}{\pi}$

Which number is rational?

• $\pi$

• $\sqrt{5}$

• -9

• $2\sqrt{6}$

Which number is an integer?

• $\sqrt{16}$

• $\sqrt{27}$

• $-\sqrt{10}$

• $\sqrt{117}$

Which is a proper classification of -9.21?

• Rational and negative

• Irrational and decimal

• Irrational and negative

• Rational and integer

Which is a proper classification of -6.789……?

• Rational and whole

• Rational and integer

• Irrational and integer

• Irrational and real

Which of the following answers describes the set of numbers that -64 belongs to?

• Prime

• integers only

• Irrational only

• Both integers and rational

Which is the largest number?

• $2\sqrt{17}$

• $3\sqrt{3}$

• $4\sqrt{15}$

• $5\sqrt{3}$

Which number is between 14 and 15?

•  $\sqrt{200}$  

•  $\sqrt{190}$  

•  $\sqrt{100}$  

•  $\sqrt{228}$