4 ,5 and 6 need urgent please

Xn company manufacture and sell cricket bats. Xn company has two departments Dept. P ( making of cricket bats from wood) and Dept. Q (add the cover and complete the product with the brand name printed). Dept P sells wooden Bats to Dept Q. Dept. Q completes the product and sells the finished product to the external customer for OMR 70 per unit. Further information is as follows: Dept. P Dept-Q Number of units transferred/sold 400 400 Material Cost per unit OMR 5 OMR 3 Labour Cost OMR 4 OMR 3 Other Variable costs per unit OMR 1 OMR 1 Annual Fixed costs OMR 4000 OMR 3000 Required: i) Calculate Transfer Price based on Marginal Cost + 20% ii) Calculate the budgeted annual profit for division P and Q and for Company as a whole under Marginal Cost + 20% iii) Calculate Transfer Price based on Full Cost + 25% iv) Calculate the budgeted annual profit for division P and Q, and for Company as a whole under Full Cost + 25% Y v) Evaluate both divisional profits from the perspective of marginal and full cost transfer pricing and company vi) Discuss how the firm can achieve goal congruence using transfer pricing