CarPro is an automobile dealer selling only new cars. CarPro sells three types of vehicles: sedans, SUVs and trucks. CarPro places orders to the car manufacturers only when customers have decided to purchase. The ordering cost (per unit) of sedan, SUV and truck are $18,000, $20,500 and $19,000, respectively. The sales price (per unit) of sedan, SUV and truck are $20,000, $23,000, and $21,500, respectively. The base salary for a sales person is $100/day. In addition, a sales person gets a commission of 5% on the selling price of cars he sells. Each sales person works 8 hours a day. A sales person spends two hours selling a sedan, three hours selling an SUV, and two-and-a-half hours selling a truck. CarPro can spend a maximum of $300,000 per day on ordering cars. How many of each type of car should CarPro sell to maximize profits?