SOLUTION: Mark has 10 red marbles and 15 blue in a bag. He reaches into choses one without looking and sets it aside. He draws another. what is the probabiliy that he draws 2 blue marbles. W

Algebra ->  Probability-and-statistics -> SOLUTION: Mark has 10 red marbles and 15 blue in a bag. He reaches into choses one without looking and sets it aside. He draws another. what is the probabiliy that he draws 2 blue marbles. W      Log On


   



Question 290261: Mark has 10 red marbles and 15 blue in a bag. He reaches into choses one without looking and sets it aside. He draws another. what is the probabiliy that he draws 2 blue marbles. What is the %?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
25 marbles to start
15 blue to start
15/25*14/24
3/5*7/12=21/60=35%