Helena uses a mixture of compost and topsoil in her garden. She purchased 10 cubic yards of compost and topsoil for $180. If compost costs $25 per cubic yard, how many cubic yards of topsoil did Helena buy

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.