Suppose johnny invests $2,745 into an account, which has been earning interest for many years and he now has a total of $39,974. in two or more sentences explain why a negative number would/wouldn’t be reasonable in the solution of the rate he received on his investment.

Determine the relationship of ab and cd given the following points

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?

Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?