Abaker uses 3 cups of flour to make each cake. if f represents the total amount of flour, which equation models this situation? a)  f=3n, where  n  is  1  cake.  b)  f=3n, where  n  is the number of cakes.  c)  f=n/3, where  n  is the number of cups of flour in a cake.  d)  f=n/3, where  n  is the number of cakes.