Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

What is the end of everything?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Keyboard words are not in alphabetical order, Why?

Buy me, smell me or deliver me, I do not change.

Who am I?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

In the image below, can you find the value of an angle(y)

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).