Sikombuzo retired on 30 November 2022 at the age of 66 . On that day, his employer paid him a lump sum amount of R75 000. On 30 November 2022, Sikombuzo also received a lump sum amount of R870000 from his provident fund. During the period that he was a member of the provident fund, contributions of R316 000 were not deductible for income tax purposes. On 30 November 2016, when Sikombuzo received a lump sum amount of R720 000 from a retirement annuity fund that he was a member of, he reached retirement age. REQUIRED: Calculate the tax payable on the lump sums received by Sikombuzo on 30 November 2022. Show all workings. (14 marks)