You can also specify the drive number, and the speed you wish to set for a given drive. E.g.,
SlowCD 10 1
would set the drive at number 10 to 1x speed.
Find conditional probability in 2X2 table
The problem is
In a high school physics class, $20\%$ of senior physics majors drop the subject one year after the freshman year. In the same math class, $20\% 6add127376 fayches