MUE Ch 3 Functions Part 2

A moving company charges $90 to rent a truck for 4 hours or $150 to rent a truck for 8 hours. What equation can be used to model the cost of renting the truck per hour?

y = ​ (a)   ​ (b)   ​ (c)  

A balloon is released from a ride at a height of 12 feet. The balloon rises at a rate of 3 feet per second. What is the height of the balloon after 10 seconds?

The equation y =​ (a)   ​ (b)   12 models the line because the line crosses the y-axis at ​ (c)   and y decreases by ​ (d)   when x increases by 1.

Which point predicts the hours a student who plays 9 hours of video games would spend playing outside?

Draw a trend line on the graph.

Write an equation that represents the trend line for the data. y = ​ (a)   +​ (b)  

Which triangle is a direct variation of the triangles shown?

Look at this set of ordered pairs: (-2, 4), (-1, 1), (0, 0), (1, 1), (1, 2)

Which of the ordered pairs prevent this set of ordered pairs from being a function? Select TWO correct answers.

The table represents a function. The missing value can be -4 because a function ​ (a)   have more than one input that has the same output.

Which set of ordered pairs is NOT a function?