For which value of x does each expression make sense

In what ways did balanced and unbalanced forces affect the motion of the gymnast?

Which the following is a common trait in a four year college

Arecipe calls for 2 cups of flour to make a cake. you look in the stock room and see a bag of flour that has a tag that says this bag contains 25 cups of flour. how many complete cakes could you make from this bag of flour?