A taxi company buys two new taxis at the beginning of every year. It keeps its taxis until they are worn out and have negligible value. Each taxi costs $20 000. The company is taxed at 50%, and the taxis depreciate at 40% per year. The company's after-tax MARR is 20%. What is the equivalent uniform annual cost to them of buying the taxis? $30 400 $40 000 $14 668 O $48.000 $25 333