Mackenzie baked 12 cookies with 2 scoops of flour. How many scoops of flour does Mackenzie need in o

Mackenzie baked 12 cookies with 2 scoops of flour. How many scoops of flour does Mackenzie need in order to bake 18 cookies? Assume the relationship is directly proportional.

Set up a proportion of cookies to scoops with s as the number of scoops needed for 18 cookies:
12/2 = 18/s

To solve for s, we type this proportion into our search engine and we get:
s = 3