A furniture company makes small bookcases and large bookcases. Next month, the owner of the company plans to make at least 40 bookcases.
Part A
Determine the possible numbers of small bookcases and large bookcases the company can make next month under each of these conditions:

number of small bookcases and large bookcases that would not maximize their profits are 35 and 5
number of small bookcases and large bookcases that would maximize their profits are 25 and 15

Part B
Explain in detail how you determined your answers. Include a graph in your explanation.