Wagner Enterprise sells two products, large tractors and small tractors. A large tractor sells for \($62,000\) per unit with variable costs of \($28,520\) per unit. Small trac- tors sell for \($34,000\) per unit with variable costs of \($16,320\) per unit. Total fixed costs for the company are \($1,560,000.\) Wagner Enterprises typically sells two large tractors for every three small tractors. Assuming the sales mix remains constant, how many large and small tractors are sold (in units) at Wagner's break-even point?