What has a ring but no finger?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Name a key which is hardest to turn.

In Greek mythology, the Sphinx sat outside of Thebes and asked this riddle of all travellers who passed by. If the traveller failed to solve the riddle, then the Sphinx killed him/her. And if the traveller answered the riddle correctly, then the Sphinx would destroy herself. The riddle:

What goes on four legs in the morning, on two legs at noon, and on three legs in the evening?

Oedipus solved the riddle, and the Sphinx destroyed herself.

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

What has one eye, but can’t see?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

John was drowned by he was not wet. How?