Which of the following salutaions is most appropriate fro en e-mail message to a potential customer you have never met named dr. william cross? a. dear mr. cross: b. good morning, bill, c. dear dr. cross: d. hey,

Assume that there is a 4% 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 three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

What is the name of the option in most presentation applications with which you can modify slide elements? 1. the option enables you to modify a slide element in most presentation applications.

How do we use the sumif formula (when dealing with different formats) ?