PharmaCorp presents the following financial information:

• Cash: $90,000
• Short-Term Investments: $40,000
• Accounts Receivable: $60,000
• Inventory: $100,000
• Prepaid Expenses: $15,000
• Accounts Payable: $30,000
• Short-Term Debt: $20,000
• Long-Term Debt: $150,000
• Common Stock: $200,000
• Retained Earnings, beginning of year: $85,000
• Sales Revenue: $500,000
• Cost of Goods Sold: $250,000
• Administrative Expenses: $120,000
• Interest Expense: $15,000
• Tax Expense: $20,000

Requirements:

1. Compute PharmaCorp's net income.
2. Calculate the quick ratio.
3. Determine the ending retained earnings.
4. Find the total liabilities.