Help me to solve this question

QUESTION ONE OILBEST Company has two divisions: processing and refinery. The processing division produces 500 tons of products "Mild Oil" from 1000 tons of raw materials per month. Meanwhile, refinery division produces 300 tons of products "Purified Oil" from the 500 tons of "Mild Oil" received from processing division. Other details related to the cost data are as follows:- Details Processing Division: Refinery Division Raw materials Tsh. 1,200,000 per ton Labour costs Ish. 800,000 per ton of Tsh. 300,000 per ton of output output Fixed costs Tsh. 50,000,000 per Month Tsh. 21,000,000 per Month The market prices of "Mild Oil" and "Purified Oil" are Tsh. 5,000,000 per ton and Tsh. 12,000,000 per ton respectively. Required: a Compute the overall profit of the company per month bj Compute the minimum Transfer Price per ton the processing division will be willing to sell to the refinery division while assuming the processing division is Page 1 of 1 working at its fully capacity and there is external market for the mild oil. c) Compute the minimum transfer price per ton the processing division will be willing to sell to the refinery division while assuming that the processing division can meet the demand of the refinery division without altering external demand. d) Identify the maximum transfer price the buying division will be willing to pay to the processing division and comment on whether there is any chance for the managers of the two divisions to negotiate the transfer price while considering the minimum transfer price in iii) above. e) Provide two reasons as to why a company may have to use transfer price when intermediate products are moving within divisions of the same company