SOLUTION: A bag contains 3 blue marbles, 4 red marbles, and 3 white marbles. You draw a marble from the bag. With replacement, you draw a second marble. Find P(red, then blue). What's the an

Algebra ->  Probability-and-statistics -> SOLUTION: A bag contains 3 blue marbles, 4 red marbles, and 3 white marbles. You draw a marble from the bag. With replacement, you draw a second marble. Find P(red, then blue). What's the an      Log On


   

Question 751605: A bag contains 3 blue marbles, 4 red marbles, and 3 white marbles. You draw a marble from the bag. With replacement, you draw a second marble. Find P(red, then blue). What's the answer?
Answer by timvanswearingen(106) About Me  (Show Source):
You can put this solution on YOUR website!
The probability of getting a red is 4/10 which reduces to 2/5. The probability of getting a blue is 3/10.
P(red, then blue:
2%2F5%2A3%2F10
2%2F5%2A3%2F%282%2A5%29
cross%282%29%2F5%2A3%2F%28cross%282%29%2A5%29
3%2F25