Pre-Algebra SOL 8.15 and 8.16 SOL Prep

Pre-Algebra

SOL 8.15 and 8.16

SOL Prep

Multiple Select

Relations are shown in the graphs below. Select three relations that are also functions.

Multiple Choice

Which set of elements can replace the missing values and the relation remain a function?

Multiple Choice

What is the range of $y=-4x-3$  for the domain of  $\left\{-2,5\right\}$  ?

•  $\left\{5,-23\right\}$  

•  $\left\{5,-17\right\}$  

•  $\left\{-11,-23\right\}$  

•  $\left\{-11,-17\right\}$  

Multiple Choice

Consider the coordinate grid. What is the range of the set of points?

• $\left\{(-3,-1),(-2,-2),(1,1),(2,2),(3,3)\right\}$

• $\left\{-3,-2,-1,1,2,3\right\}$

• $\left\{-2,-1,1,2,3\right\}$

• $\left\{-3,3\right\}$

Multiple Choice

What is the apparent slope of the line?

• $-\frac{5}{2}$

• $-\frac{2}{5}$

• $\frac{2}{5}$

• $\frac{5}{2}$

Multiple Choice

Which line appears to be a graph of the equation shown?

 $y=-2x-1$  

Multiple Choice

Given the graph, identify the slope (m) and y-intercept (b) of the function.

• Slope of $-\frac{1}{2}$ and
  y-intercept of $-1$

• Slope of $\frac{1}{2}$ and
  y-intercept of $1$

• Slope of $2$ and

  y-intercept of $1$

• Slope of $2$ and

  y-intercept of $-1$

Multiple Choice

Analyze the values for a linear function given in the table. Identify the slope and y-intercept for the function.

• slope = -3 and

  y-intercept = 0

• slope = 0 and

  y-intercept = -3

• slope = 2 and

  y-intercept = -3

• slope = 2 and

  y-intercept = 1

Multiple Choice

Which rule does the table represent?

• $y=2x+3$
  

• $y=2x-3$
  

• $y=\frac{1}{2}x+3$

• $y=\frac{1}{2}x-3$

Multiple Choice

The relationship between the amount of time a greyhound dog runs at maximum speed and the distance it covers is shown in the table.

Which of the following equations describe the relationship between the amount of time (t) the greyhound runs and the distance (d) it covers?

• $t=\frac{2}{5}d$

• $d=3t-1$

• $d=2t+1$

• $t=4d-1$

Multiple Choice

A person released a ball from different heights and his friend recorded the height of the ball after its first bounce. The scatter plot below shows the release height and the bounce height of the ball.

Based on this model of the linear function, what is the independent variable in this situation?

• Number of Bounces

• $\left(30,11\right)$

• Bounce Height

• Release Height

Multiple Choice

Maggie opened a savings account and deposited $200. She will deposit $50 into this account each week, w, and will make no withdrawals. The equation below shows how she will calculate the total amount in the account, t, after each deposit.

Which of the following is the dependent variable?

 $t=50w+200$  

•  $t$  

• $50

•  $w$  

• $200