A real estate agent agrees to sell an apartment complex according to the following commission schedule: $45,000 plus 15% of the selling price in excess of $700,000. Assuming that the complex will sell at some price between $700,000 and $1,300,000 inclusive, over what range does the agent's commission vary? How does the commission vary as a percent of selling price?

Woodland bicycles makes two models of off-road bicycles: the explorer, which sells for $250, and the grande expedition, which sells for $350. both models use the same frame, but the painting and assembly time required for the explorer is 2 hours, while the time is 3 hours for the grande expedition. there are 375 frames and 450 hours of labor available for production. how many of each model should be produced to maximize revenue? a. 200 explorers 50 grande expeditions c. 225 explorers 0 grande expeditions b. 150 explorers 10 grande expeditions d. 325 explorers 50 grande expeditions