How do you do the equation 3.25 divided by 5.2

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

What is the factored form of the following expressions? d^2 – 13d + 36

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?