What is common among 11, 69, and 88?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Three people enter a room and have a green or blue hat placed on their heads. They cannot see their own hat but can see the other hats.
The colour of each hat is purely random. They could all be green, blue, or any combination of green and blue.
They need to guess their own hat colour by writing it on a piece of paper, or they can write 'pass'.
They cannot communicate with each other in any way once the game starts. But they can have a strategy meeting before the game.
If at least one of them guesses correctly they win $10,000 each, but if anyone guesses incorrectly they all get nothing.
What is the best strategy?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

What does this say?

XLR8

Spot what is wrong here in below Picture?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?