Please help out explanation need it

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)?

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

The area of a circle is equal to 1 dm². find the radius of the circle.