Sophie is making 400 scones. she uses butter, sugar and flour in the ratio 2 : 1: 9 Here are the costs of those ingredients

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?