Tripling the greater of two consecutive even integers gives the same result as subtracting 10 from the lesser even integer. what are the integers? it's participation so i just have to have an answer, it doesn't have to be right. read comments for solution.

Acone is placed inside a cylinder. the cone has half the radius of the cylinder, but the height of each figure is the same. the cone is tilted at an angle so its peak touches the edge of the cylinder’s base. what is the volume of the space remaining in the cylinder after the cone is placed inside it?