In a video game, minerals are mined at a rate of 0.8 minerals per second. the player starts off with 250 minerals. this can be represented by m(s) = 250 + 0.8s. what does m(45) represent? a. the time to mine 45 minerals b. the number of minerals mined in 45 seconds c. the time to mine 250 minerals d. none of these

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?