2024 Combo 3 Readiness 8.8C, 8.4B, 8.4C, 8.5I, 8.5G, and 8.5D

Does the graph represent y as a function of x?

• The graph represents y as a function of x because each x corresponds with exactly 1 y.

• The graph does not represent y as a function of x because each x corresponds with more than 1 y.

• The graph represents y as a function of x because each y corresponds with exactly 1 x.

• The graph does not represent y as a function of x because each y corresponds with more than 1 x.

Does the graph represent y as a function of x?

• The graph represents y as a function of x because each x associates with exactly 1 y.

• The graph does not represent y as a function of x because each x corresponds with more than 1 y.

• The graph represents y as a function of x because each y associates with exactly 1 x.

• The graph does not represent y as a function of x because each y corresponds with more than 1 x.

Does the mapping represent y as a function of x?

• The mapping represents y as a function of x because each y values associates with exactly 1 x value.

• The mapping represents y as a function of x because each x values associates with exactly 1 y value.

• The mapping does not represent y as a function of x because some y values associate more than 1 x value.

• The mapping does not represent y as a function of x because some x values associate more than 1 y value.

Tags

CCSS.8.F.A.1

Does the table represent y as a function of x?

• The table represents y as a function of x because each x values associates with exactly 1 y value.

• Yes, because it does not go through the point (0, 0).

• The table does not represents y as a function of x because some x values associate with more than 1 y value.

• The table does not represents y as a function of x because some y values associate with more than 1 x value.

Tags

CCSS.8.F.A.1

Do the following ordered pairs represent y as a function of x:

(2, 2), (0, 3), (6, 8), (2, 0), (4, 2), (7, 35)

• The ordered pairs do not represent y as a function of x because some x values associate with more than 1 y value.

• The ordered pairs do not represent y as a function of x because some y values associate with more than 1 x value.

• The ordered pairs represent y as a function of x because each x value associates with exactly 1 y value.

• The ordered pairs represent y as a function of x because each y value associates with exactly 1 x value.

Tags

CCSS.8.F.A.1

The scatter plot shows how many books were sold at a book store during the first fifteen days of summer vacation. How many books might be sold on the 10th day of the summer vacation?

• 4 books

• 20 books

• 36 books

• no relationship exists

The scatter plot shows the profit earned by a gardening store in the last seven years. Use the line of best fit to make a prediction about the profit earned, in millions, by the store in 2013.

• $225 million

• $285 million

• $105 million

• $130 million

The perimeter of the triangle is equal to the perimeter of the square. What is the value of x?

***Do NOT write x=

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

Fish tank I has 54.6 gallons of water. Washington begins draining the tank at a rate of 0.8 gallons per minute.

Fish tank II has 4.6 gallons of water. Richardson will begin filling the tank at a rate of 1.2 gallons per minute.

After how many minutes will both tanks contain the same amount of water?

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.C.8C

What value of x makes this equation true?

12x - 15 = 6 - 3x

Answer as a fraction

​ (a)  

​ (b)  

• 7
• 5
• 3
• -7
• -5
• -3