There are sixteen girls and twelve boys in block 7 math. At that rate, how many girls would you expect in a group with two hundred ten boys?

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 axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Which of the following is an example of conditional probability