Walter used to work as a high school teacher for $40,000 per year but quit in order to start his own painting business. to invest in his painting business, he withdrew $20,000 from his savings, which paid 3 percent interest, and borrowed $30,000 from his uncle, whom he pays 3 percent interest per year. last year walter paid $25,000 for supplies and had revenue of $60,000. walter asked tyler the accountant and greg the economist to calculate his painting business’s costs. a. tyler says his costs are $25,900, and greg says his costs are $66,500.b. tyler says his costs are $25,000, and greg says his costs are $65,000.c. tyler says his costs are $66,500, and greg says his costs are $66,500.d. tyler says his costs are $75,000, and greg says his costs are $41,500.