Question 1208891: A real estate agent agrees to sell an apartment complex according to the following commission schedule: $45,000 plus 25% of the selling price in excess of $900,000. Assuming that the complex will sell at some price between $900,000 and $1,100,000 inclusive, over what range does the agent’s commission vary? How does the commission vary as a percent of the selling price?
Answer by KMST(5328)   (Show Source):
You can put this solution on YOUR website! If the complex sells at $900,000 the commission will be $45,000, which relative to the selling price is
 .
For every $1 above $900,000 the agent gets paid 25% of that $1, $0.25, making t percentage increase continuously up to the maximum percentage for a selling price of $1,100,000.
If the complex sells at $1,100,000 the commission will be
 , which relative to the selling price is
The agent’s commission varies from  to  as a percent of the selling price?
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