Answer:42 units
Step-by-step explanation:
Given
Price-production relationship=-0.7D+300
Total cost=Fixed cost+ variable cost
Total cost=10,287+25D
where D is the units produced
Total revenue
![=\left ( -0.7D+300\right )D](https://img.qammunity.org/2020/formulas/physics/college/ar8n63lh6oq5f65gl1vik8k83lnrotuol2.png)
Total revenue
![=-0.7D^2+300D](https://img.qammunity.org/2020/formulas/physics/college/pbk10axvnmlsjh3pv7gatij45qgqimz3oq.png)
For Break even point
Total revenue=Total cost
![10,287+25D=-0.7D^2+300D](https://img.qammunity.org/2020/formulas/physics/college/18kgmnpfahkwz0rsvax6bn859j71qyvyxm.png)
![7D^2-2750D+102870=0](https://img.qammunity.org/2020/formulas/physics/college/csjblxy1a5hfygy69fe1yb2v9jfsxrurvn.png)
![D=(2750\pm √(2750^2-4* 7* 102870))/(2* 7)](https://img.qammunity.org/2020/formulas/physics/college/skbvj0sj72p95kh9ncqxeh1w6i6ufyzyhk.png)
units