Markowis Corporation sells three different models of mosquito zapper. Model A12 sells for $54 and has variable costs of $39. Model B22 sells for $104 and has variable costs of $66. Model C124 sells for $409 and has variable costs of $292. The sales mix of the three models is: A12, 55%; B22, 25%; and C124, 20%. If the company has fixed costs of $246,900, how many units of each model must the company sell in order to break even?