This is proportional, true or false? (True=yes, it's proportional, false means it is not proportional)

This is proportional, true or false? (True=yes, it's proportional, false means it is not proportional)
This is proportional, true or false? (True=yes, it's proportional, false means it is not proportional)
This is proportional, true or false? (True=yes, it's proportional, false means it is not proportional)
This is proportional, true or false? (True=yes, it's proportional, false means it is not proportional)
y = 2x + 6
This is proportional, true or false? (True=yes, it's proportional, false means it is not proportional)
y = 12x
What is the constant of proportionality?

Does the following graph show a proportional or non-proportional relationship?

The table, the equation, and the graph show the rates at which three different students read in words per minute . Use the constant of proportionality (k) to determine which student reads faster (meaning they will read the most words per minute) ?



The price of strawberries at Fine Foods is shown in the graph . At Best Market, the price y for x pounds of strawberries is given by y =2.90x. Use the constant of proportionality (k) to determine which store sells strawberries at a cheaper unit price?

The table represents the number of pitches Trayvon gets while at the batting cages. There is a proportional relationship between the number of tokens Trayvon uses, t, and the number of pitches, p. Which equation best represents the proportional relationship?
Devon’s favorite applesauce recipe is shown in the table. There is a proportional relationship between the number of apples, a, and the amount of cinnamon, c. Which equation best represents the proportional relationship?