Tate woks at an ice cream stand. Every customer can choose one of two toppings-sprinkles or chocolate chips. He recorded the age group and the chosen topping for a sample of 120 customers. Here are the results:
Age group Sprinkles Chocolate chips Neither Total
Children
Adults
Total
27
13
40
38
22
60
7
13
20
72
48
120
Of the adults in the sample, what fraction ordered sprinkles?