The cylinders in an engine are in the shape of a right circular cylinder. In one engine, the radius is 41.0 mm and the stroke (length or height) of the cylinder is 79.8 mm. Find the volume of the cylinder.

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 numbers are included in the set of integers? what numbers are not included?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square