A recipe for a smoothie calls for 5 cups of strawberries for every 2 cups of bananas. The line represents the relationship between the number of strawberries and the number of bananas needed to make a smoothie according to this recipe.
The point (1, 2.5) is on the line.
Write an equation that represents the proportional relationship between strawberries and bananas.
Indicate the meaning of each variable. (Explain in words)