A recipe requires one quarter cup of milk as a base and then, in addition, 1 cup of milk for every 4 cups of flour. Is this linear relationship also a proportional relationship?

The linear relationship
Choose...
Is or Is not
a proportional relationship.

A recipe requires one quarter cup of milk as a base and then in addition 1 cup of milk for every 4 cups of flour Is this linear relationship also a proportional class=