If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

What is so fragile that saying its name breaks it?

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

What is red and smells like blue paint?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What word does this rebus represent?

meta meta
meta meta

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?