420
Glitch in the matrix
(ani.social)
Be sure to follow the rule before you head out.
Rule: You must post before you leave.
Two more for funsies! I flipped two coins. At least one of them landed on heads. What is the probability that both landed on heads? (Note: this is what my comment originally said before I edited it)
I have two children. At least one of them is a boy born on a Tuesday. What is the probability that I have two boys?