1. Of those numbers whose English representation in capital letters consists only of straight lines, only one number has a value equal to the number of straight line segments required to write it out. What number is this?
3. Punctuate the following so it makes sense: "That that is is that that is not is not is not that it it is."
4. What word begins with 'h', ends with 'n', contains six letters, and contains eight words besides itself without transposing a single letter?