If you say my name, I will no longer exist. What am I?

What has 88 keys?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

What is wrong in the below Picture?

Find the mistake in the below maths equations

A = 2
A(A-1) = 2(A-1)
A2-A = 2A-2
A2-2A = A-2
A(A-2) = A-2
A = 1

Replace the question mark with the correct number in below Picture:

What is the riddle which can be asked all day with a different correct answer each time.

The Little ant seems to be always confused. Do you know why?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?