Bell Corporation reports that at an activity level of 8,700 units, its total variable cost is $653,109, and its total fixed cost is $658,416.

USE 8,800 units and Calculate the below:please show me calculations so I can understand how achieved.

1. the total variable cost,
2. the total fixed cost,
3. the total cost,
4. the average variable cost per unit,
5. the average fixed cost per unit, and
6. the average total cost per unit.