ACT/SAT Math Prep #3

Which of the following is a factor of the polynomial  $2x^2-3x-5$  

• 2x-5

• x-1

• 2x-3

• 3x+5

What is the slope of any line parallel to the line 9x + 4y = 7 ?

• -9

• 7

• (9/4)

• -(9/4)

A DVD player with a list price of $100 is marked down 30%. If John gets an employee discount of 20% off the sale price, how much does John pay for the DVD player ?

• $56.00
• $77.60
• $50.00
• $44.00

Tags

CCSS.6.RP.A.3C

A rectangle with a perimeter of 30 centimeters is twice as long as it is wide. What is the area of the rectangle in square centimeters?

• 200
• 15
• 50
• 3√15

Tags

CCSS.7.EE.B.3

In the standard (x,y) coordinate plane, what are the coordinates of the midpoint of a line segment whose endpoints are (–3,0) and (7,4) ?

• (2,2)
• (2,4)
• (5,4)
• (5,5)

Tags

CCSS.HSG.GPE.B.6

If n = 8 and 16· 2‴ = 4″⁻⁸, then m = ?

• -2
• -4
• 0
• 8

Ms. Hernandez began her math class by saying:
I'm thinking of 5 numbers such that their mean is equal to their median. If 4 of the numbers are 14, 8, 16, and 14, what is the 5th number?What is the 5th number Ms. Hernandez is thinking of?

• 14
• 15
• 16
• 18

What is the x-intercept of the graph of y = x² – 4x + 4 ?

• -2
• -1
• 1
• 2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

A cube with edges inch long is shown below. What is the length, in inches, of a diagonal that runs from one corner of the cube to the opposite corner?

• 1/4
• 3/4
• √3/2
• √2/2

Tags

CCSS.8.G.B.7

Find the area if a = 13 in,    b = 9 in and c = 16 in.

• 38 in²
• 117 in²
• 468 in²
• 58.5 in²

Tags

CCSS.6.G.A.1