The estimated annual expense for a new machine, in year zero dollars, is $800. this annual expense is estimated to increase at the rate of 6% (total price escalation rate) per year. assume that the general price inflation rate f = 3%. what is the expense for year 3 in real dollars (b=0)? only fill in the number of the calculated result and round to the nearest integer.

You have just made your first $5,500 contribution to your retirement account. assume you earn a return of 10 percent per year and make no additional contributions. a. what will your account be worth when you retire in 45 years? (do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) b. what if you wait 10 years before contributing?