Presented below is the adjusted trial balance of Brown Investment Advisers as at 30 June 2021.

Brown Investment Advisers
Trial Balance
As at 30 June 2021
	Debit $	Credit $
Cash at Bank	34,300
Accounts Receivable	9,100
Office Supplies	2,100
Prepaid Insurance	7,000
Equipment	203,000
Accumulated Depreciation - Equipment		1,750
Accounts Payable		18,200
Salary Payable		3,150
Interest Payable		350
Revenue received in advance		5,600
Loan Payable (4 Years)		140,000
Browns, Capital		52,500
Browns, Drawings	2,800
Service Revenue		61,600
Insurance Expense	4,900
Salary Expense	16,800
Supplies Expense	350
Depreciation Expense - Equipment	1,750
Interest Expense	1,050
	283,150	283,150

a) Calculate Brown Investment Advisers Profit Margin and Return on Assets ratios (the total assets at 30 June 2020 was $248,500) (Round off the answers to the nearest 2 decimal places).

b) (i) Calculate Brown Investment Advisers Current ratio and the Debt-to-total assets ratio at 30 June 2021 (Round off the answers to the nearest 2 decimal places).

(ii) Discuss Brown Investment Advisers liquidity and solvency positions at 30 June 2021 as compared to 2020 (the Current ratio was 1.06:1 and the Debt-to-total assets ratio was 72.5% at 30 June 2020).