1. Directly, Inversely, or Non Proportional?

2. According to the picture, the length of Susie’s hair is directly proportional to what? – The color of her hair – The amount of time since her last haircut – The style she chooses to wear her hair – The distance from the ends of her hair to her feet Day of Haircut6 months after haircut1 year after haircut

3. To her surprise, Susie learned that the longer her hair grows, the less time it takes her to fix it in the morning. What does this mean? – Hair prep time is non-proportional to hair length – Hair prep time is directly proportional to hair length – Hair prep time is completely unrelated to hair length – Hair prep time is inversely proportional to hair length

4. The amount of time that has passed since Susie’s last haircut is non-proportional to which of these variables? – Color of hair – Length of hair – Area of her back that the hair covers – Amount of shampoo needed to wash the hair

5. Directly, Inversely, or Non Proportional? 6 Cookies = $4 9 cookies = $6 12 cookies = $8 15 cookies = $10

6. Directly, Inversely, or Non Proportional? 1 pair of socks $2 2 pairs of socks $4 3 pairs of socks $6 4 pairs of socks $6

7. Directly, Inversely, or Non Proportional? 2 cups of flour = 1 loaf of bread 4 cups of flour = 2 loaves of bread 8 cups of flour = 4 loaves of bread 10 cups of flour = 5 loaves of bread

8. Directly, Inversely, or Non Proportional? 5 oranges = $3.50 10 oranges = $6.50 15 oranges = $9.50 20 oranges = $12.50

9. Directly, Inversely, or Non Proportional? 20 people working = 1 hour 10 people working = 2 hours 5 people working = 4 hours 4 people working = 5 hours 2 people working = 10 hours 1 person working = 20 hours