Constant Rate of Proportionality

What is the constant of proportionality for this table?

• 1/9

• 9

• 8

What is the constant rate of change between the quantities in the table?

• $1 per hour

• $40 per hour

• $5 per hour

• $10 per hour

Determine the Constant Rate of Change?

• -10 ft per second

• 15 ft per second

• 10 ft per second 

• -15 ft per second

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

• 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

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which company shows a greater rate of change?

• Water's Edge Rafts

• Ryan's Rafts

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

• y = 60x
• y = 40x
• y = 80x
• y = 20x

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?

• y=65x

• y=60x

• y=40x

• y=25x