A company uses straight-line depreciation. On January 1, the company purchases fixed assets that cost $50,000. At the time of purchase, the company estimates that the assets have a useful life of 10 years. During the third year of owning the assets, the company changes its estimate of the useful life of the assets to 15 years. How much depreciation has accumulated at the end of the fourth year of owning the assets

Schonhardt corporation's relevant range of activity is 2,500 units to 5,500 units. when it produces and sells 4,000 units, its average costs per unit are as follows: averagecost per unitdirect materials $ 7.60direct labor $ 2.90variable manufacturing overhead $ 1.65fixed manufacturing overhead $ 2.90fixed selling expense $ 0.95fixed administrative expense $ 0.65sales commissions $ 0.75variable administrative expense $ 0.65if 4,500 units are produced, the total amount of fixed manufacturing cost incurred is closest to: multiple choicea $16,800b $11,400c $11,600d $15,400