The base of the rectangular pyramid shown has an area of I Msquare inches
A triangular face with a base of 10 inches has an area
of My square inches.
A triangular face with a base of 5 inches has an area of
M square inches.
The total surface area of the pyramid is
square inches.

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?