I'm posting one puzzle, riddle, math, or statistical problem a day. Try to answer each one and post your answers in the comments section. I'll post the answer the next day. Even if you have the same answer as someone else, feel free to put up your answer, too!
Tuesday, June 05, 2007
While I expect that any one of you could answer this question, I still found it interesting enough to post. What is very unusual about the following words? BOUGH COUGH DOUGH ROUGH THROUGH