Math Review

Which expression is equivalent to 9 + y + y + 3?

• 9y + 3y

• 12 + 2y

• $9y^2\ +3$

• $12+y^2$

The temperature on Skylar's thermometer last night was  $-3\degree F$ . This morning it was colder.  What could be the temperature on her thermometer this morning?

•  $-5\degree F$  

•  $-1\degree F$  

•  $0\degree F$  

•  $2\degree F$  

A baker made 260 cupcakes last week. Of all the cupcakes made, 55% were chocolate. How many of the cupcakes were chocolate?

• 117

• 130

• 135

• 143

Mario is planning to build a pen for his chickens in the shape of a right trapezoid. He plots three vertices of the pen on the graph below. What are the coordinates of the fourth vertex of Lamont's chicken pen?

• (-5,0)

• (-2,0)

• (1,0)

• (5,4)

Which value of k makes the inequality 11 + 2k > 19 true?

• 0

• 2

• 4

• 6

Mr. Lopez has 238 silver coins in his coin collection. The actual weight of the real silver in each coin is 0.85 ounce. How many ounces of real silver does Mr. Lopez have in his coin collection?

• 200.5 oz

• 202.3 oz

• 268 oz

• 280 oz

The number line below shows the number of days Amaya spends practicing the guitar every week. Which inequality BEST represents the number of days, d, she practices?

• $d\le5$

• $d\ge5$

• $d<5$

• $d>5$

In which quadrant of the coordinate plane is the point (−4,1) located?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

Marcus used the net of the square pyramid below to make a gift box out of cardboard. How much cardboard did he use to make the box?

• 477

• 396

• 279

• 198

Lexi is hiking a trail that is 7.5 miles long. She stops to take a break after hiking 3.8 miles of the trail. Which equation can be used to find how many miles, m, Lexi has left to hike?

• m - 3.8 = 7.5

• 3.8 + m = 7.5

• m - 7.5 = 3.8

• 7.5 + 3.8 = m