Is avg total assets same as total total assets?

Owner's equity or total equity

Its the ratio between the assets which generate income for the business to total assets owned by the business.If the ratio is higher, that shows business is in good position.

That would be your net assets or net worth.

Liquidity is a business, economics or investment term that refers to an asset's ability to be easily converted through an act of buying or selling without causing a significant movement in the price...

(total assets current year + total assets prior year)/2 total assets current year plus total assets prior year then divide that total by two to find the average. Dont over-think this.