7th grade math review

What is the missing side length of this scale copy?

• 6

• 3

• 15

• 21

-5 - (- 3)

• -8

• -2

• 2

• 8

-7-3

• 10

• -10

• 4

• -4

 $-\frac{1}{2}\times\frac{2}{3}$  

•  $\frac{2}{6}$  

•  $\frac{1}{6}$  

•  $-\frac{2}{5}$  

•  $-\frac{2}{6}$  

 $-10\div-5$  

• 5

• -5

• 2

• -2

How much does the tip cost if you tip 23% at Applebee's on a $27.31 bill?

• $6.28

• $33.59

• $21.03

• $27.08

Ralph buys a computer for $675. The sales tax rate is 6%. How much did Ralph pay for the computer?

• $634.50

• $40.50

• $6.00

• $715.50

Jayden walks 2/3 mile in each 1/2 hour. Which of the following rates is the same as Jayden's rate?

• 4/3 mile per hour

• 1/3 mile per hour

• 3/4 mile per hour

• 2/6 mile per hour

Does this graph represent a proportional relationship?

• yes

• no

Does this graph represent a proportional relationship?

• yes

• no