SOLUTION: A box contains 14 large marbles and 17 small marbles. Each marble is either green or white. 6 of the large marbles are green, and 7 of the small marbles are white. If a marble is r

Algebra ->  Probability-and-statistics -> SOLUTION: A box contains 14 large marbles and 17 small marbles. Each marble is either green or white. 6 of the large marbles are green, and 7 of the small marbles are white. If a marble is r      Log On


   

Question 907746: A box contains 14 large marbles and 17 small marbles. Each marble is either green or white. 6 of the large marbles are green, and 7 of the small marbles are white. If a marble is randomly selected from the box, what is the probability that it is large or white?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

Recommend Chart/Totals

		G	W

L	14	6	8

S	17	10	7

ToT	31	16	15

a marble is randomly selected

P(L 0r W) = 14/31 + 15/31 - 8/31 = 21/31