The world's greatest economist.

In our yard we found partly decomposed 6 inch fish skeleton which had probably been passed through another creature with manure and bark attached to it - live on a lake in N Ont?

Listen, you can't just run off to a lake in North Ontario every time you find a fish skeleton in the garden.

Sentence with ending o?

You just answered your own question.

Why was world war two a good thing for hitler?

He got to see lots of new and interesting places, and met a nice lady called Eva.

Organisations in the world and year of establishment?

In no particular order:

The National Canine Defence League: 1891
The Official Loch Ness Monster Fan Club: 2001
Procrastinators' Club of America: 1956
...
You don't have to be anywhere any time soon, do you?

Why not put a cap on oil prices?

Bravo! Who thought the answer to high oil prices would be so simple. All the world's economists, hang your heads in shame.

Why aren't you sideways at the equator?

It took me a little while to figure out what this question meant; once I did, I became more concerned that the wikitard was more worried about being sideways at the equator, than about all those poor Aussies clinging on for dear life.

Who was the first black person ever born?

Zephaniah Jackson, of Savannah, Georgia. Born on 12th May 1876, he gave his parents the fright of their lives.

What is the exact average weight of an 11 year old girl?

Determining the exact average weight of eleven-year-old girls is tricky; to be exact, one must measure the weight of all eleven-year-old girls simultaneously, and they are skittish creatures.
Unless you mean the exact average weight of a particular eleven-year-old girl, in which case you just pop her on a set of electronic scales on her elventh birthday, and take regular readings until her twelfth.

What australian mammal can jump higher than a building?

All of them. Unless you mean a regular sized building: then none of them.

How do you scare moles away?

How are you not scaring moles away?

Is it bad to run your cat without a Catylic converter?

I hope you're joking.

What is the smallest fish in biology?

Photocorynus spiniceps, although the smallest fish in Astronomy is Kepler's Guppy.