Can You Calculate (Pty) Ltd , a seller of personalized scientific calculators, had an inventory of 40 calculators. The value of these calculators is R3850 each on the 1 January 2022. During the current year the following purchases were made: 580 units at R4200 each on 25 February 2022 200 units at R4400 each on 30 September 2022 60 units at R4500 each on 15 November 2022 During the year 780 computers were sold at R7000 each. The companys year end is 31 December 2022. Required: 4.1 The value of closing inventory and