Let's say I roll two dice, a d8 and a d12… How do I calculate the probability that the d12 will a) win, b) be equal, c) lose? There is probably a name for this equation, but my google-fu is lacking.

Here’s a deceptively simple exercise: Come up with a random phone number. Seven digits in a sequence, chosen so that every digit is equally likely, and so that your choice of one digit doesn’t affect ...