A Food Truck business is selling Pizzas and Hotdogs in Downtown Toronto. To maintain its business, it should sell at least 10 pizzas but cannot cook more than 40. It must also sell at least 30 hotdogs but cannot cook more than 70. Overall, it should not cook more than 90 items. The profit on pizza is $0.33 and $0.21 on a hotdog. Determine the number of items of each kind should be cook and sell to make the maximum profit