A chocolate cake and a vanilla cake were each cut into 12 slices. 5 slices of the chocolate cake were eaten and 7 slices of the vanilla cake were eaten. Was more of the chocolate cake or more of the vanilla cake eaten?

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?