Rational Numbers Review

What is the exact decimal equivalent of:  $\frac{3}{11}$  

•  $3.\overline{6}$  

•  $0.27$  

•  $0.2\overline{7}$  

•  $0.\overline{27}$  

 $\left(4\ \frac{1}{3}-2\ \frac{3}{4}\right)\cdot\frac{3}{4}$  

•  $1\ \frac{3}{16}$  

•  $2\ \frac{13}{48}$  

•  $2\ \frac{1}{9}$  

•  $1\ \frac{3}{4}$  

 $\left(-7^{ }\right)^2$  =

• -14

• -49

• 49

• 14

A shoreline is decreasing by 3 cm each yer due to erosion. Which integer represents the change in the shoreline over 6 years?

• -18

• -9

• -3

• -2

Ellen draws a rectangle that has a width of $34\ \frac{3}{4}$  mm. If the length is half the distance of the width, what is the perimeter of this rectangle

•  $69\ \frac{1}{2}$  mm

•  $104\ \frac{1}{4}$  mm

•  $52\ \frac{1}{8}$  mm

•  $75\ \frac{7}{8}$  mm

Which of the following statements is not true?

• $\frac{1}{2}<0.6$

• $0.75>\frac{2}{3}$

• $0.8=\frac{4}{5}$

• $-\frac{1}{4\ }>-0.2$

On Monday, Greg walks the entire length of a trail that is  $3\ \frac{1}{2}$  miles long. On Tuesday, he walks the entire length of a trail that is 4.6 miles long. On Wednesday, he starts out on a trail that is  $2\ \frac{1}{5}$  miles long, but he does not walk the final 1.7 miles. How many miles does Greg walk in all on Monday, Tuesday, and Wednesday? 

• $8\ \frac{3}{5}$

• $8\ \frac{3}{50}$

• $10\ \frac{3}{10}$

• $10\ \frac{3}{100}$

Sam has $75 in his savings account. After some spending, he now has an account balance of -$123. Which integer best describes the change in Sam's account?

• $198

• -$198

• $48

• -$48

 $-3.4$ - _____  =  $-2\ \frac{3}{4}$  

• -0.65

• 0.65

• -6.15

• 1.2

 $\frac{\frac{3}{4}+.2}{3\ \frac{1}{4}-5\ \frac{1}{2\ }}$  

• -4.688

•  $-1\ \frac{3}{8}$  

•  $-2.25$  

•  $-\frac{19}{45}$