8th STAAR-Math

Oscar buys his lunch in the school cafeteria. It cost $33.75 for 15 school lunches. Which graph has a slope that best represents the average cost of the lunches in dollars per lunch?

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Which measurement is closest to the volume of the sphere?

• 1,325.4

• 188.5

• 94.2

• 1,767.1

Which ordered pair represents a solution to both equations?

• (-4,0)

• (-3,3)

• (3,-3)

• (0,4)

What rule best describes this transformation?

• (x,y) ---> (x, y-7)

• (x,y) ---> (x,-y)

• (x,y) ---> (x-7, y)

• (x,y) ---> (-x,y)

A coach is ordering shirts. He pays a one-time fee of $24 and $8 for each shirt. What function can be used to find c.

• c=8k+32

• c=8k+24

• c=32k+8

• c=24k+8

• A

• B

• C

• D

What is the value of x?

12x-15=6-3x

• $\frac{7}{3}$

• $\frac{3}{7}$

• $\frac{5}{7}$

• $\frac{7}{5}$

What is the slope of line PV

Which graph represents y as a function of x?

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Based on the table how much did Francis earn per hour?

• $17.50 per hour

• $24.50 per hour

• $35.00 per hour

• $14.00 per hour