Proportional Relationships
Linear Equations in 2 Variables
Systems of Equations
Functions
Volume & Bivariate Data
100
(1) What point on the coordinate plane do all proportional relationships pass through?
The Origin (0, 0)
100
(6) What does b represent in the equation y = mx + b?
y-intercept
100
(11) What does the solution to a system of linear equations represent?
The intersection point of the lines
100
(16) Finish the statement: For every input there is exactly _____ _____.
one output
100
(21) What is the volume of the figure?
V = 62.8 cm3
200
(2) Does the following equation represent a proportional relationship?
y = 5x + 2
No
200
(7) What is the slope of a horizontal line?
m = 0
200
(12) What type of lines will create a system of linear equations with no solution?
Parallel lines
200
(17) What type of function is represented on the graph?
Quadratic
200
(22) What type of correlation is demonstrated in the scatter plot below?
Negative Correlation
300
(3) What does k represent in the following equation: y = kx?
Unit Rate/Constant of Proportionality
300
(8) What is the slope between the points (4, 9) and (-13, 10)?
m = -1/17
300
(13) Solve the system.
y = -3x + 4
y = 3x - 2
(1, 1)
300
(18) What type of function is represented by the equation y = |x - 18|?
Absolute Value
300
(23) What does the proportion 80/105 represent?
Out of 105 people who like snowmobiles, 80 also like skateboards
400
(4) Before tax and tip, Ms. K paid $59 for 4 pizzas. (They were delicious. She did not share.) How much did each pizza cost?
$14.75 per pizza
400
(9) What is the equation of the line that passes through (-4, 9) and has a slope of 3?
y = 3x + 21
400
(14) Solve the system.
4x + 2y = 10
x - y = 13
(6, -7)
400
(19) A system of equations is made up of one quadratic function and one linear function. What is the greatest number of possible solutions to this system?
2 Solutions
400
(24) What is the volume of the cone?
V = 408.07 cm3
500
(5) What is the equation of the proportional relationship represented by the table below?
y = 45x
500
(10) What is the equation of the line that passes through the points (8, 1) and (-8, 5)?
y = -0.25x + 3
500
(15) Solve the system.
4x - y = 20
-2x - 2y = 10
(3, -8)
500
(20) A quadratic function makes what type of shape?
parabola
500
(25) The volume of the sphere is 904.32 m3. What is the radius of the sphere?
r = 6 m