Is there a proportional relationship between the number of pounds of apples and their cost? Is there a proportional relationship between the number of toppings on a pizza and its cost? Explain how you know. Write an equation for the proportional relationship.

Determine whether the question is a statistical question. explain. 1. what is the eye of sixth grade students? 2. at what temperature (in degree fahrenheit) does water freeze? 3. how many pages are in the favorite books of students your age? 4. how many hours do sixth grade students use the internet each week? you!