a) Kaato Mining Company Ltd (Kaato) has been operating in the mining sector for some time now. The following data is relevant to the company’s operations for the 2017 year of assessment:

GH¢

Adjusted profit: 100,000,000
The following additional information is relevant:

Financial cost of GH¢900,000 inclusive of interest on working capital loan of GH¢20,000 was adjusted in arriving at the adjusted profit.
Financial gain from derivatives of GH¢600,000 was adjusted in arriving at the adjusted profit above.
Depreciation of GH¢125,000 was adjusted to the profit above.
Written down value brought forward from 2016 after 1-year capital allowance was granted stood at GH¢1,000,000. This was accordingly certified by the Audit Unit of the Ghana Revenue Authority.
Revenue of GH¢1,200,000,000 was realized on a quantity of gold production of 80,000,000 ounces. A review of the tax returns of Kaato Ltd revealed that Mineral Royalty was not calculated for 2017. Kaato applied for a waiver of penalty and interest on the mineral royalty to which GRA obliged.
Required: i) Compute the taxes payable. (6 marks)

ii) What is the tax treatment of financial cost under mineral operations? (2 marks)