Best riddles with simple answers

cleanlogicmath

How do you make the number 7 an even number without addition, subtraction, multiplication, or division?
Drop the "S".
72.70 %
70 votes
logicscary

The person who built it sold it. The person who bought it never used it. The person who used it never saw it. What is it?
It's a coffin.
72.69 %
2096 votes