In response to a growing awareness of gluten allergies, Cullumber Bakery tried using gluten-free flour in its three most popular cookies. After several attempts and a lot of inedible cookies, the company perfected new recipes that yield delicious gluten-free cookies. The costs of producing a batch of 100 cookies are as follows: (a) Assuming no raw material constraints and unlimited demand for cookies, calculate contribution margin per batch for Chocolate Chip, Sugar, Oatmeal Raisin cookies. (Round answers to 2 decimal places, eg. 52.75.) What type of cookie would maximize the company's contribution margin