4. Using the following information for Gold Star National Bank, calculate that bank's ratios of Tier 1 capital-to-risk-weighted assets and total-capital-to-risk-weighted assets Does the bank have sufficient capital according to Basel I? On-Balance-Sheet Items (Assets) Cash Off-Balance-Sheet Items $ 4 million U.S. Treasury securities 30.6 Deposit balances due from Standby letters of credit backing repayment of commercial paper $20.5 million other banks 4.0 Long-term unused loan Loans secured by first liens on commitments to corporate residential property customers 25.5 million (1-to 4-family dwellings) 66 Total off-balance-sheet items $46.0 million Loans to corporations 105.3 Tier 1 capital $7.5 million Total assets $209.9 million Tier 2 capital $ 5.8 million