- Which is worth more, a pound of $10 gold pieces or half a pound of $20 gold pieces?
- A kazoo costs $1 plus half its price. How much does it cost?
- On its March 1961 cover, MAD Magazine pointed out that 1961 was the first “upside-up” year — the first year that reads the same upside down — since 1881. What will be the next such year?