What does below rebus means ?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

Can you make four (4) nines (9) equal 100?

What has lots of eyes, but can’t see?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?