SOLUTION: I really need help on this math question: You have 8 red checkers and 8 black checkers in a bag. You choose two checkers. Find each probability. a) P(red and red) with repla

Algebra ->  Probability-and-statistics -> SOLUTION: I really need help on this math question: You have 8 red checkers and 8 black checkers in a bag. You choose two checkers. Find each probability. a) P(red and red) with repla      Log On


   



Question 1032423: I really need help on this math question:
You have 8 red checkers and 8 black checkers in a bag. You choose two checkers. Find each probability.
a) P(red and red) with replacing
b) P(red and black) without replacing
c) P(black and red) with replacing

Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
There are 16 checkers in all
:
a) P(red and red) with replacing = (8/16) * (8/16) = 1/4
:
b) P(red and black) without replacing = (8/16) * (8/15) = 4/15
:
c) P(black and red) with replacing = (8/16) * (8/16) = 1/4
: