Question

A recipe calls for 3/4 cup flour and 2/3 cup butter. Does the recipe require more flour or butter? Is this still true if the recipe is doubled? Explain how you determined your answer.

Answer 1

3/4 = 9/12
2/3 = 8/12

Can you take it from here?

Answer 2

Would it be true if you doubled it?

Answer 3

Sure.
2(9/12) = 18/12
2(8/12) = 16/12

Answer 4

No