If I read a whole dictionary would you donate 1$ to see it?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

How do you solve a question like this?

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.