Am I doing this right, I am about $3000 off. Is this the right way of doing this?

39) 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? A) $14 668 B) $25 333 C) $30 400 D) $40 000 E) $48 000 Answer: C 000 2 2000 25 294 30, 400 Aw = ( 2x 20,000 ) (A / P, 20% , 1 ) CTF ( 0 , 5 ) ( 01 4 ) ( 1 4 0.1 ) = 1 - (0.24 0,4) ( 1+012) 101 =0 , 694 = 40,000 ( 1. 2 ) (0. 694 ) = 33, 312 Answer 30, 400