Analyze the following financial data for AlphaTech Inc. for the fiscal year ended March 31, 2023:

Income Statement	Amount
Revenue	$1,300,000
Cost of Goods Sold	$780,000
Operating Expenses	$350,000
Interest Expense	$30,000
Tax Expense	$36,000

Balance Sheet	Amount
Current Assets	$260,000
Total Assets	$620,000
Current Liabilities	$130,000
Long-term Debt	$160,000
Shareholders' Equity	$330,000

Requirements: a. Compute the current ratio. b. Calculate the net profit margin. c. Determine the return on assets. d. Evaluate the debt to equity ratio. e. Analyze the company's interest coverage ratio.