Rational Numbers

How can $-\ 3\ \frac{2}{3}$ be written as an improper fraction? 

•  $-\ \frac{11}{3}$  

•  $-\frac{3}{11}$  

•  $\frac{-\ 11}{-\ 3}$  

•  $\frac{-\ 3}{-\ 11}$  

What number makes this equation true? $4\ \frac{2}{3}\div6\ \frac{3}{5}=4\ \frac{2}{3}\times_{ }$  __?__

•  $\frac{3}{14}$  

•  $5\ \frac{1}{2}$  

•  $\frac{5}{33}$  

•  $6\ \frac{3}{5}$  

When multiplying two numbers, which of the following will result in a negative product?

• if both factors are negative

• if one factor is negative and the other is zero

• if both factors are positive

• if one factor is negative and the other factor is positive

Which statement is true?

• $-\ 5\ <-\ 3$

• $-\ 2.5\ =-\ 2.4$

• $-\ 2.3>-\ 2.15$

• $-\ 3.21\ >-\ 3.2$

Which expression will result in a positive integer?

• $-\ 4\left(-3\ +\ 5\right)^2$

• $-7\left(-5+7\right)^3$

• $6\left(4-6\right)^2$

• $5\left(3-6\right)^3$

Evaluate:

 $2\left(-3\right)^2$ 

•  $18$ 

•  $36$  

•  $-\ 36$  

•  $-\ 18$  

Evaluate:

 $-\left(\frac{4}{7}\right)^2$  

•  $-\ \frac{16}{49}$  

•  $\frac{16}{7}$  

•  $-\ \frac{8}{14}$  

•  $\frac{16}{49}$  

Evaluate:

 $-\left(-3\right)^3$  

•  $9$  

•  $27$  

•  $-9$  

•  $-27$  

What does $-3^2\ -\ \left(-1\right)^2$  equal?

•  $-8$  

•  $8$  

•  $-10$  

•  $10$  

Determine the value that makes this equation true:

 _?_ $\times\ 1\ \frac{1}{4}=\frac{5}{8}$  

•  $\frac{1}{2}$  

•  $\frac{25}{32}$  
  

•  $2$  

•  $1\ \frac{7}{8}$