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, January 10, 2012
Everyone Needs This Riddle
Everyone needs this, it's great with an 'r' on the end but you're sad when the first letter goes away. What is it?