please expain?

5. You have a monthly line of credit with the local bank. Please forecast the maximum line of credit you will need available, and what month that will be if: Sale price per unit is $28 /unit and is immediately available for your use (cash) Inventory carrying cost is 25% of average 12 month forecasted inventory worth, charged monthly. The Raw material is $10 /unit The profit on umbrella sales is $5/unit (the owner takes that cash out of the business each month). The plants conversion cost is $3.85/unit (includes your salary, your worker's salaries, healthcare, vacation, plant heat/air, plant electric, plant water/sewer, taxes, insur. and other miscellaneous manufacturing cost etc.) The plants scrap & return scrap cost is $15/unit (Raw + conversion) The manufacturing rework cost is $2/unit The business return and rework cost is $10/unit (you pay customers shipping) Sales returns are immediately refunded full sales price Cost of rework is paid the month it comes out of the process (workers pre-paid monthly) > Bank Loans are immediately payable when excess cash exist (no interest rate being charged) 6. What month will you have the most money tied up in inventory? 7. Would you want this business based on its ROI (Return/ Investment)? Income. Losses. Investment 5. You have a monthly line of credit with the local bank. Please forecast the maximum line of credit you will need available, and what month that will be if: Sale price per unit is $28 /unit and is immediately available for your use (cash) Inventory carrying cost is 25% of average 12 month forecasted inventory worth, charged monthly. The Raw material is $10 /unit The profit on umbrella sales is $5/unit (the owner takes that cash out of the business each month). The plants conversion cost is $3.85/unit (includes your salary, your worker's salaries, healthcare, vacation, plant heat/air, plant electric, plant water/sewer, taxes, insur. and other miscellaneous manufacturing cost etc.) The plants scrap & return scrap cost is $15/unit (Raw + conversion) The manufacturing rework cost is $2/unit The business return and rework cost is $10/unit (you pay customers shipping) Sales returns are immediately refunded full sales price Cost of rework is paid the month it comes out of the process (workers pre-paid monthly) > Bank Loans are immediately payable when excess cash exist (no interest rate being charged) 6. What month will you have the most money tied up in inventory? 7. Would you want this business based on its ROI (Return/ Investment)? Income. Losses. Investment