Adealership purchased a four door sedan for 15000 and then sold it at 15 percent markup

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3