SOLUTION: #12 Alma buys a bag of cookies that contains 9 chocolate chip cookies, 8 peanut butter cookies, 6 sugar cookies and 8 oatmeal cookies. What is the probability that Alma reac

Algebra ->  Probability-and-statistics -> SOLUTION: #12 Alma buys a bag of cookies that contains 9 chocolate chip cookies, 8 peanut butter cookies, 6 sugar cookies and 8 oatmeal cookies. What is the probability that Alma reac      Log On


   

Question 859867: #12

Alma buys a bag of cookies that contains 9 chocolate chip cookies, 8 peanut butter cookies, 6 sugar cookies and 8 oatmeal cookies.
What is the probability that Alma reaches in the bag and randomly selects an oatmeal cookie from the bag, eats it, then reaches back in the bag and randomly selects a peanut butter cookie?

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Give your answer as a fraction, or accurate to at least 4 decimal places.
By 11:59pm april 8th. Thank you
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

31 cookies: 9 chocolate chip 8 peanut butter, 6 sugar and 8 oatmeal 

2 selected: w/o replacement :)

P(oatmeal and then peanut butter)= %288%2F31%29%288%2F30%29