I can never understand these can someone help​

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)?

How many ordered pairs of positive integers satisfy xy=32?

The product of sin 30 degrees and sin 60 degrees is same as the product of