SOLUTION: Two students from a class of 12 boys and 8 girls are chosen at random. What is the probability that the students chosen are both boys

Algebra ->  Probability-and-statistics -> SOLUTION: Two students from a class of 12 boys and 8 girls are chosen at random. What is the probability that the students chosen are both boys      Log On


   



Question 750178: Two students from a class of 12 boys and 8 girls are chosen at random. What is the probability that the students chosen are both boys
Answer by FrankM(1040) About Me  (Show Source):
You can put this solution on YOUR website!
There are 20 students.
On the first pick the chance is 12%2F20 or 3%2F5.
On the second pick it's 11%2F19 as there are only 11 boys left in a group of 19.
%2811%2F19%29%2A%283%2F5%29=33%2F95