Tommy has a piece of toast that has butter on one side, and he dropped it twice. Both times it landed with the butter side up. If he drops it two more times, what is the probability that it will have landed butter side up a total of three times?

Question

anonymous · Answer

A. 1/2
B. 1/6
C. 1/4
D. 1/3

anonymous · Answer

I believe it's C. but I just need some help figuring out how to solve it.

anonymous · Answer

I'm thinking A, because he already dropped it the first two times and it landed butter side up. He has a 50/50 chance both times.

anonymous · Answer

@SolomonZelman