GAUSS7 2005 Problem 18

A game is said to be fair if your chance of winning is equal to your chance of losing.
How many of the following games, involving tossing a regular six-sided die, are fair?

  • You win if you roll a 2
  • You win if you roll an even number
  • You win if you roll a number less than 4
  • You win if you roll a number divisible by 3

Answer Choices
A. 0
B. 1
C. 2
D. 3
E. 4