During what ten-year period did the average age increase the most? a From 1970 to 1980
b. From 1980 to 1990
c. From 1910 to 1920
d. From 1940 to 1950

Find the slope of the line that contains the following points. r(-2, 4), s(6, -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

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)