Alma counts 26 legs in a barnyard with horses and chickens. if there are 8 animals how many are horses

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

If a is a nonzero real number then the reciprocal of a is

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.