a ladder reaches a window 5m above the ground. if the foot of the ladder is 1.5m from the base of the house, find rhe angle the ladder makes with the horizontal​

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?