Does anyone know the mean and median to this problem?

If eh = hg and hg=16, find the diameter of k

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old