SMdvBDVcmmfdC?projector=1&message Partid=0.1 1. Costs are either fixed or variable. Describe the difference using examples. 2. Southron Inc. makes electrical appliances such as toasters and irons. The flexible (variable) cost per unit is $15. Fixed cost is $250,000 per month. The appliances are sold to retailers for $25 each, on average. To make a profit of $100,000, it will be necessary to sell how many units. 3. Certain assets are amortized or depreciated. Describe what this is and prepare an example 4. Describe retained earnings