Math 7 Review 6

Jimena runs  $\frac{2}{3}$  of a mile in  $\frac{1}{6}$  of an hour.  What is her unit rate, in miles per hour?

• 2 miles per hour

• 3 miles per hour

• 4 miles per hour

• 9 miles per hour

Tags

CCSS.7.RP.A.1

The line below represents the relationship between the time since tickets to a concert at Madison Square Garden went on sale and the number of tickest sold. Which of the following represents the constant of proportionality (unit rate) for this line?

• 40

• 50

• 80

• 400

Tags

CCSS.7.RP.A.2B

 $Simplify:$   $-4\left(2x-3\right)+10x$ 

•  $-8x-2$  

•  $-8x+22$  

•  $2x-12$  

•  $2x+12$  

Tags

CCSS.6.EE.A.3

Angles C and E are supplementary. If  $\angle C=77\degree$  , what is the measure of angle E?

•  $103\degree$  

•  $77\degree$  

•  $13\degree$  

•  $113\degree$  

Tags

CCSS.7.G.B.5

 $-7x+4>-10$  Which operation should be performed last to solve the inequality below?

• add 4 to each side

• subtract 4 from each side

• multiply each side by  $-7$  and reverse the inequality symbol

• divide each side by  $-7$  and reverse the inequality symbol

Tags

CCSS.7.EE.B.4B

 $4\left(x+1\right)=-16$  What is the solution to the equations?

•  $-3$  

•  $-5$  

•  $-63$  

•  $-65$  

Tags

CCSS.7.EE.B.4A

A large pizza at Angelo's Pizzeria has a diameter of 14 inches. What is the area of the pizza in terms of  $\pi$  ?
Reminder:   $A=\pi r^2$  

•  $49\pi$  square inches

•  $28\pi$  square inches

•  $14\pi\$  square inches

•  $196\pi$  square inches

Tags

CCSS.7.G.B.4

A home inprovement store normally sells 20-foot extension ladders for $225. This week, the ladders are discounted by 20%. What is the sale price of the ladders?

• $180

• $165

• $60

• $45

Tags

CCSS.6.RP.A.3C

Which of the following linear expressions cannot be factored?

• $15x+22$

• $12x-10$

• $8x-2$

• $7x+21$

Tags

CCSS.7.EE.A.1

How much simple interest would be earned on an inverstment of $16,000 if the money is invested for 20 years at an annual interest rate of 5.25%?

• $840

• $16,800

• $16,840

• $32,800

Tags

CCSS.7.RP.A.3