Linear Function Models

What is the y-intercept in the equation y= -2x + 5

• -2
• 3
• 5
• Cannot be Determined

Find Slope:
y = -x 

• 0
• 1
• undefined
• -1

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $100 is earned for every 2 hours worked
• $500 is earned for every 8 hours worked
• $200 is earned for every 3 hours worked

Jimmy was going on vacation. His parents drove the first day and went 390 miles in 6 hours. The next day they drove for 8 hours and went 520 miles. What was their constant rate of speed? 

• 65 miles∕1hr
• 60miles∕1hr
• 40miles∕1hr
• 50miles∕1hr

Which company shows a greater rate of change? Work this out on your paper don't guess! =) 

• Water's Edge Rafts
• Ryan's Rafts

You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?

• 4 cookies per dollar
• 6 cookies per dollar
• 9 cookies per dollar
• 1/9 dollars per cookie

Find the slope of the line.

• 1/2
• -1/2
• 2
• -2

• membership fee of $25 plus $100 each month.
• membership fee of $100 plus $25 per month
• membership fee of $100 plus $75 each month
• $25 every month

Mr. Jones filled his swimming pool with water. He began filling the pool at a constant rate. Then turned the water off for a while. Later he turned the water back on at a slower constant rate. Mr. Jones furned the water off again for a while and then turned it back on at the first rate. Which graph best represents Mr. Jones filling the pool? 

• A
• B
• C
• D

Larry started riding his bike at a rapid pace. He got tired and stopped to rest. When he started again, he was going at a slower rate. Which graph best shows Larry's trip?

• A
• B
• C
• D