Which of the following is the correct expanded form for the series below?

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Find the nonpermissible replacement for binthis expression. b2/5b +5

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?