If x is an even integer and y is an odd integer, which of the following must be an odd integer? O x-2y
O x + y + 2
O 2x - 2y
O 2x + 2y
O x + y + 1

Solve the equation x/4 - 5= -8 -27 -12 -7 12

About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?

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?