If $6000 is deposited at the end of each year into an annuity paying 6.5% compounded annually, how much will be in the account after 25 years? What is the total interest earned?
a. The value of the annuity is $
(Do not round until the final answer. Then round to the nearest dollar as needed.)
b. The interest is $
(Use the answer from part (a) to find this answer. Round to the nearest dollar as needed.)

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?