There are 24 jellybeans, 10 red, 6 black and 8 yellow. what is the probability that if 2 jelly beans are taken out without replacement one is red and one is yellow?
1 Answer
Mar 12, 2016
Explanation:
probability of red bean
# = 10/24 = 5/12 # no replacement hence there are now 23 beans
probability of yellow bean
# = 8/23 # prob of red followed by yellow
# = 5/12 xx 8/23 = 10/69 # The probability would be the same if yellow followed by red. Try it for yourself as a check.
