Question

suppose you choose a marble from a bag containing two red marbles 5 white marble & 3 blue marbles you return the first marble to the bag and then choose again find the probability of red and blue

Answer 1

Practice this type of problem here:

http://www.mathscore.com/math/practice/Object%20Picking%20Probability/

Answer 2

Begin by noting that since the marbles are replaced, each draw does not depend on previous draws and thus the draws are independent

Answer 3

P(1 red marble on first pick) = 2/10 = 1/5.
P(1 blue marble on second pick) = 3/10.

Answer 4

P( 1 red ball and then 1 blue ball) = 1/5 * 3/10 = ?

@candice2k14