the venn diagram shows the number of patients seen at a pediatricians office in one week for colds, c, ear…

the venn diagram shows the number of patients seen at a pediatricians 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
Answer
Explanation:
Step1: Identify only - cold patients
The number of patients with only a cold is 4.
Step2: Identify only - ear - infection patients
The number of patients with only an ear - infection is 9.
Step3: Identify only - allergies patients
The number of patients with only allergies is 15.
Step4: Calculate total
Add the three numbers together: $4 + 9+15=28$.
Answer:
28