I will need 9.625 cups of flour
The ratio of two or more integers is referred to as proportion.
From the information given, we have;
To prepare 3 1/2 kg de masa, we will have:
Divide both expression
1/3.5 = 2.75/x
x = 2.75 * 3.5
x = 9.625
Hence I will need 9.625 cups of flour
Learn more on Proportions here: https://brainly.com/question/18437927