Which function has a constant rate of change?

Find an equation of the line perpendicular to the graph.

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)?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?