Sharon is making identical balloon arrangement for the party. she has 32 green balloons, 24 white balloons and 16 orange balloons. she wants each arrangement to have the same number of each color. what is the greatest number of arrangement that she can make if every balloon is used?

What is the value of x in the this question ?

Sum of the interior angles of a pentagon

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?