Linear or Nonlinear Relationships

Which rate of change represents the graph shown?

• -15 feet per minute

• 15 feet per minute

• -200 feet per minute

• 200 feet per minute

Anthony runs a bicycle courier company that charges $3 for delivery plus $0.50 per mile. Which equation matches this relationship?

•  m = 3c + .5

• c = 3m + .5

• c = .5m + 3

• m = .5c + 3

What is the y - intercept or starting point for this table?

• 0

• 2

• 3

• 4

Ellie deposited $650 into her savings account. She then saved $150 per month. Which of the following equations shows a, the amount in Ellie’s saving account after t months?

• a = 650 + 150t

• a = 150 + 650t 

• a = 650 − 150t

John is having a new deck built. He paid $485 for the required materials, and he will pay his brother $25 an hour to build the deck. Which table shows the relationship between h, the number of hours John's brother works, and c, the total cost of the project.

• 
• 
• 
• 

What is the initial value in this table?

• -2

• 2

• 6

• 14

Tim bought a new phone.  He paid $125 on the day of purchase, then $50 per month until it was paid off. What is the rate of change in this situation?

• 50

• 125

What is the initial value in the following equation: y = -4x + 5

• -4

• 5

• -5

• 4

What is the rate of change in the following equation:

y = -4x + 5

• -4

• 5

• -5

• 4

• Proportional

• Non-proportional