Part a: which of the following intervals would you expect to have the
greatest rate of change? explain your reasoning.

part b: find the rate of change of the three intervals to determine if your
hypothesis in part a was correct.

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

Icould really use some with this question.

The measure of an angle is 117°. what is the measure of a supplementary angle?