djano likes to roll the dice, but he hates to roll anything but 7 or 11. when other rolls come up he just ignores them and rolls again until he gets 7 or 11. if this is the case, what is the probability that he will roll a 7 before he rolls an 11?

Question

djano likes to roll the dice, but he hates to roll anything but 7 or 11. when other rolls come up he just ignores them and rolls again until he gets 7  or 11. if this is the case, what is the probability that he will roll a 7 before he rolls an 11?

tkhunny · Answer

What say you?

First roll
P(7) = 6/36
P(11) = 2/36
P(Anything Else) = 28/36

Did we get anywhere?

anonymous · Answer

where did the 6 and 2 come from