Products priced at $ 140.87 at the beginning of 1990 cost $ 214.45 at the beginning of 2001. Assume that the annual inflation rate is unchanged over this time period and into the indefinite future.

(a) Calculate the average annual inflation rate over this time period.
Answer: %

(b) Find the month and year these same products will cost $ 437.15.
Month: Year:

You can earn partial credit on this problem.