Benchmark - Pre Algebra

Benchmark - Pre Algebra

Try .. Try .. Try .. Don't stop trying

Multiple Choice

 $-3\left(c+5\right)=-4c+6$  

Replace c with each value below ..

•  $21$  

•  $10$  

•  $12$  

•  $17$  

Multiple Choice

 $50\ =-5\left(6n\ +\ 8\right)$  

•  $n\ =9$  

•  $n\ =\ -3$  

•  $n\ =-10$  

•  $n\ =\ -20$  

Multiple Choice

What is the solution to the system?

• (3, -1)
• (2, -6)
• No Solution 
• (6, -2)

Multiple Choice

Name the solution.

• (5, -2)

• (-2, -3)

• (-2, 3)

• (4, 0)

Multiple Choice

Write the equation that represents this word problem:

Quinn's car is filled up with 14 gallons of gas. She uses 2 gallons of gas every hour.

• y= 14x - 2

• y= -2x - 14

• y= 14x - 2

• y= -2x + 14

• Answer Not Here

Multiple Choice

Jessica pays a monthly fee of $10 for her cell phone. She also pays $0.05 per minute of use when she uses her phone for telephone calls.

• $y=10-0.05x$

• $y=10x+0.05$

• $y=0.05x+10$

• $y=0.05x-10$

Multiple Choice

Find the volume of the given sphere.

• 1,563.5 cubic in.

• 1,325.5 cubic in.

• 1,129.9 cubic in.

• 1,819.6 cubic in.

Multiple Choice

Find the volume to the nearest hundredth using 3.14 instead of Pi.

• 5572.45 cm³
• 506.59 cm³
• 126.65 cm³
• 1393.11 cm³

Multiple Choice

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Multiple Choice

Which relation is not a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}

• {(2,7), (3,7), (4,7), (5,8)}

• {(1,-5), (-1,6), (1,5), (6,-3)}

• {(3,-2), (5,-6), (7,7), (8,8)}

Multiple Choice

125,678,000: Change to scientific notation

• 1.25678  x  10¹²
• .125678  x  10^-9
• 12.5678  x  10⁸
• 1.25678  x  10⁸

Multiple Choice

Change from standard form to scientific notation:  0.000398

• 39.8  x  10^-5
• 3.98  x  10^-5
• 3.98  x  10^-4
• 39.8  x  10^-6