Word Problem of the Week: Whiskey Rations Aboard Ship

There are two things I find interesting about this problem. First, the detail offered gives it a level of realism that is not typically found in these sorts of texts. On the other hand, the quantities are all represented as variables, which adds a level of abstraction. Thus, the answer gives us a formula for any possible scenario of this type. The problem is number 23 on page 479: