b), BCK National Bank has the following balance sheet (in millions) and has no offbalance- sheet activities. Assets Cash Treasury bills Residential mortgages Business loans (BB+ rated) Total assets Kshs.200 400 6,000 4.300 Kshs.10,900 Liabilities Deposits Subodnated debentures Common stock Retained Earnings Total liabilities & Equity Kshs.9,800 400 400 300 Kshs.10.900 Required: Calculate the following i) The leverage ratio. ii) The Tier-I Capital ratio ii) The total risk-based capital ratio iv) Explain whether the bank is adequately capitalised (3 marks) (4 marks)