Henderson Electronics Corporation manufactures and sells FM radios. Information on the prior year's operations (sales and production Model A1) is presented below: Sales price per unit $30 Costs per unit: Direct material 7 Direct labor 4 Overhead (50% variable) 6 Selling costs (40% variable) 10 Production in units 10,000 Sales in units 9,500 Refer to Henderson Electronics Corporation. Assume that the remaining Model A1 radios can be sold through normal channels or to a foreign buyer for $6 per unit. If sold through regular channels, the minimum acceptable price will be