Question

Given that two cups of flour and one cup of water give 2.5 cups of dough, how much flour would be needed to make 7.5 cups of dough?

Answer 1

just create a proportion

\(\Large\frac{2~cups~of~flour}{2.5~cups~of~dough}\)=\(\Large\frac{x}{7.5~cups~of~dough}\)

Answer 2

you would cross multiply and then solve for the x variable

Answer 3

6