Algebra Interim 1 Practice Test

Which of the following points lies on the graph of y = 3 - 5(2 - x)?

• (5, 1)

• (1, 5)

• (2, 3)

• (3, 2)

Larry wrote the sequence of numbers below. Which expression did he use to form the sequence, where n is the term number?

Sequence: 8, 13, 18, 23, ...

• 4n + 4

• 4n - 4

• 5n - 3

• 5n + 3

Based on the piecewise graph, which is the domain?

• 
  

  $-1\le x\le2$

• $-6\le x\le5$

• $x\le6$

• $x\ge-6$

Which mapping is a function?

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• 
• 
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Tags

CCSS.8.F.A.1

A sequence of numbers is shown above. The nth term of this sequence can be modeled with the function. 

Write the appropriate value of a and the value of b to correctly model this sequence. 

• a = 8, b = 4/5

• a = 20, b = 2/5

• a = 20, b = 7/5

• a = 32 b = 2/5

Karla works in a bakery and is makin' punkin' pies. She makes 50 pies and uses 4 apples for each pie. the number of apples that she uses to make the pies is a function to the number of pies that she makes. Select the combination that correctly describe the domain and range of this function.

• k and m

• l and m

• l and n

• k and n

In what order would the lettered ratios fit in the boxes 1, 2, 3. Choose the appropriate rate in order to complete the conversion being described to the specified units.

• a, d, e

• a, c, e

• b, d, f

• b, c, f

Michael measures the length of a tulip bloom with his ruler. Which of the following values is most likely the value he measured with his ruler?

• 0.249 feet.

• 7.6 centimeter

• 76.32 milimeter

• 0.0076 meter

A submarine equipped with an underwater camera is used to record images of marine life. The table shows the depth, in feet, of the camera of 60 minutes after the camera starts recording. Based on the table, which of the following statements correctly describes the underwater camera?

• The underwater camera was closest to the surface of the water at 60 minutes.

• The underwater camera was at its maximum depth at 60 minutes.

• The underwater camera was moving closer to the surface of the water between 30 and 40 minutes.

• The underwater camera was moving closer to the surface of the water between 40 and 50 minutes.

Connor owns a house painting business. When he buys an order of paint, he pays $25 for the first gallon and $22 for each additional gallon. Which of the following expressions represents the total cost, in dollars, of an order of g gallons of paint?

• 25 + 22g

• 47g

• 25 + 22(g – 1)

• 25 + 22(g + 1)