Intro Proportional Relationships

How many dollars can you make per day (for 1 day)?

• $50 per day

• $75 per day

• $25 per day

• $100 per day

What is the unit rate in a proportional relationship called?

• constant of proportionality

• ratio

• proportional rate

• denominator

Does this table represent a proportional relationship?

• Yes

• No

What makes a graph proportional?

• Straight Line

• The line does NOT go through origin

• Curvy line

• Straight line AND passes through the origin

There are 3 counselors assigned to a group of 24 students at a summer camp. At this rate, how many counselors are needed for 40 campers?

There are 3 counselors assigned to a group of 24 students at a summer camp. What is the unit rate?

If the unit rate is NOT the same for each set of rates, the relationship _______ proportional.

• is

• is not

Find the Unit Rate.
72 ounces for 12 servings    

• 7 ounces per serving

• 144 ounces for 24 servings

• 6 ounces per serving

• 36 ounces for 6 servings

Find the Unit Rate.
405 rotations in 5 minutes   

• 81 rotations per minute

• 73 rotations per minute

• 18 rotations per minute

• 810 rotations in 10 minutes

To find the unit rate, you should __________ the independent variable by the dependent variable.