1 part of sugar is added to 8 parts of flour for a cake mix. How much flour is needed for 12 parts of sugar?
1 part of sugar is added to 2 parts of flour for a cake mix. How much flour is needed for 6 parts of sugar?
A cake recipe says that you need to put 3 bowls of sugar for every 5 bowls of flour. However, for an upcoming party, you need a bigger cake. If you use 20 bowls of flour, how much sugar is required?