Question

Eder needs 6 cookies and 2 brownies for every 4 plates he makes for a bake sale. how many Eder needs for 10 plates.

Answer 1

10 : 4 = 2.5

Then you need 2.5 more times cookies and brownies.

6 * 2.5 = 15 cookies
2 * 2.5 = 5 brownies