Question

the venn diagram shows the number of patients seen at a pediatrician’s office in one week for colds, c, ear infections, e, and allergies, a. how many patients total were seen for only a cold, only an ear infection, and only allergies? 16 28 44 49

Explanation:

Step1: Identify only regions

Only cold: 4, only ear infection: 9, only allergies: 15.

Step2: Sum the values

$4 + 9 + 15 = 28$

Answer:

28