why number 8549176320 is one of a kind?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Dr Doom invited a group of puzzle fanatics to a party which was oriented toward having puzzle-oriented games. At night, he introduced the guests to a 'unique riddle'. A prize was offered to the one who solved it first.

The guests included six people named Tom Paul, Fox Obama, Jeremy Reener, Alex Murphy, Prim Pastor, and Ellen Page. The winner of the 'unique riddle' contest was to be announced after the dinner. So Dr. Doom stood up and started the announcement:

'Okay now everybody!'
'The winner of�'
'The Hardest Riddle Ever Event'

But before he could complete it, the light went out and his voice was not heard without the mic by anyone. But they already knew who the winner was. Can you deduce the name of the winner?

I have branches, but no fruit, trunk or leaves. What am I?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

In the four images below, can you find the odd one out?