Can you find the missing piece of the Porsche?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

I have an eye but still cannot see.

Who am I?

What 5-letter word typed in all capital letters can be read the same upside down?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Can you name four days which start with the letter 'T'?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?