Jazeer opened a lemonade and cookie stand after investing $75 for supplies, including 5 gallons of lemonade and 10 dozen cookies. During the first 3 hours, jazeer sold lemonade for $3 per 16-ounces and cookies for $2 each. Over the next 2 hours, jazeer sold the lemonade for $2 each and the cookies for $1 each until everything was sold. What is the total of number of items (lemonades and cookies combined) that jazeer sold?