GOAT FEEDING!!!

GOAT FEEDING!!!

Construct a model for a linear function...

Multiple Choice

What variable is the slope in y = mx + b?

• y

• m

• x

• b

Multiple Choice

What variable is the y-intercept in y = mx + b?

• y

• m

• x

• b

Multiple Choice

What variable is the rate of change in y = mx + b?

• y

• m

• x

• b

Multiple Choice

A bakery has 125 cupcakes and is selling them at 15 per hour. Construct a linear model to represent the number of cupcakes in the bakery.

• $y=15x-125$

• $y=125x-15$

• $y=15x+125$

• $y=-15x+125$

Multiple Choice

A charity has raised $400 and raises $300 more every week.  Construct a linear model to represent the money raised by the charity.

• $y=400x+300$

• $y=300x-400$

• $y=300x+400$

• $y=-400x+300$

Multiple Choice

A factory produces 25 cars each day.  There are already 20 that have been completed.  Construct a linear model to represent the number of cars in the factory.

• $y=20x+25$

• $y=25x+20$

• $y=-25x+20$

• $y=25x-20$

Open Ended

Based on the information and the graph provided, how many pounds of hay does Gillian most likely have left on the day that she most likely has 3 pounds of grain left? Provide evidence to support your answer.