Please assist me with the questions below

4.1 Use the information given below to calculate the net wage of C, Ronaldo for the last week of May 2021. INFORMATION C, Ronaldo is employed by Manchester Enterprises. The normal working week is 40 hours. C, Ronaldo worked for 45 hours during the last week of May 2021. She is remunerated at R85 per hour during normal working hours. Overtime is calculated at 11/2 times the normal rate. The following are her deductions for the week: Medical aid fund R320 Pension fund 7% of the normal wages Income tax R786 Manchester Enterprises contributes the same amount as the employees towards the medical aid fund and pension fund. 4.2 Calculate the value of closing inventory on 31 March 2022 using the: The following transactions of Dunk Limited took place during March 2022 in respect of component D used in production: Jan Stock of component D on hand 200 units @ R24 per unit 01 Issued to production 110 units 08 Purchased from supplier 200 units @ R25 per unit 12 Returned to supplier (purchased on 12 January 2022) 30 units 15 Issued to production 170 units 18 Purchased from supplier 140 units @ R26 per unit 25 Issued to production 130 units 27 4.2.1 First-in-first-out (FIFO) method 4.2.2 Weighted Average Cost Method