Rate of Change and Linear Key Features

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

_{What is the y-intercept of the line?}

• (-1,0)

• (-1,-3)

• (1,1)

• (0-1)

^{What is the x- intercept of the line?}

• (0,-1)

• (-2,0)

• (-1,0)

• (0,-2)

Find the slope of the line.

• 1/2

• -1/2

• 2

• -2

Find the slope

• 4/5

• 5/4

• -5/4

• -4/5

The cost of buying different amounts of blank DVDs is shown in the table below. What does the rate of change represent?

• Price per DVD

• Total price of DVDs purchased

• Total number of DVDs purchased

• Number of DVDs per price

Jimmie runs a game at the Spring Time Carnival. What does the y-intercept represent?

• The number of prizes left per number of games played 

• The number of prizes the carnival has before 0 games are played

• The number of games played before running out of prizes

• There were 125 prizes left when 20 games were played. 

• Function
• Not a Function

What is the y-intercept and what does it mean for the context of the problem?

• (0, 32). This means that the cost before renting the car is $32

• (10, 35). This means that at 10 miles driven, the cost is $35.

• (30,40). This means that the cost after 30 miles driven is $40