Fun with the PSAT
My students were recently making fun of some of the math problems on the PSAT. Apparently, one of the questions went something like this:
After having a bit of a laugh about it, we decided to try to help the PSAT exam writers make a more interesting question. Here is our revision:
Creating this new question was far more interesting than solving the original! And thanks to Wolfram|Alpha, we can easily check the answer.