Algebraic Relationships (Post-Assessment)

1. Which graph below represents y as a function of x?

• Graph A
• Graph B
• Both graph A and graph B
• Neither graph A nor graph B

2. Steph says the mapping below is a function because each output has exactly one input. Harper says the mapping is not a function because the input of 10 has more than one output. Who is correct?

• Steph
• Harper

3. Which set of ordered pairs below represents y as a function of x?

• Set A
• Set B
• Both set A and set B
• Neither set A nor set B

4. Find the slope of the line graphed below.

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5. Find the rate of change represented in the table. Represent it as a decimal.

6. A graphed line passes through the points (-1, 5) and (1, -9). Find the slope of the line.

7. Students in Mrs. Arredondo’s class will receive a 3-point bonus on their quiz. Find x, the missing value in the table.

8. The table shows the relationship between x, the number of hours driven and y, the total miles traveled. Find the value of y when x is 5.

9. Jules has $6.00 in her piggy bank and decides to start saving $1.50 each week. Find the amount of money Jules will have after 8 weeks.

10. The graph shows the weight of a firefighter and his total weight after putting on his gear. Find the total weight of a firefighter including his gear if the firefighter weighs 200 pounds.