A grain silo that stores com can pack at a density of 18 pounds per cubic foot. The silo is shaped like a cylinder along with a hemisphere of the same radius on top of the cylinder as shown.
(a) Determine the volume of the silo to the nearest cubic foot.
(b) How many tons of com can the silo hold if there are 3,000 pounds per ton. Round to the nearest tenth of a
ton.

What is the output, or dependent variable of quantity? 1: x 2: f(x) 3: y

Ineed the answers for this one as well!

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?