I need to analyze the 2018 Balance Sheet of S&S Air, Inc.. Asset Composition and Asset Structure; Liability Structure and Capital Strucutre Analysis. The calculations are below. How to analyze these ratios?

S&S AIR, INC.
2018 Balance Sheet
Assets			Liabilities and Shareholders' Equity
Current Assets
Cash	$524,963		Accounts Payable	$1,068,356
Accounts Receivable	$843,094		Notes Payable	$2,439,553
Inventory	$1,235,161		Total Current Liabilities	$3,507,909
Total Current Assets	$2,603,218		Long-term debt	$6,300,000
			Total Liabilities	$9,807,909
Fixed Assets			Shareholders' Equity
Net PP&E	$20,381,945		Common Stock	$460,000
			Accumulated Retained Earnings	$12,717,254
			Total Shareholders' Equity	$13,177,254
Total Assets	$22,985,163		Total Liabilities and Shareholders' Equity	$22,985,163

Asset Composition and Asset Structure

Cash/Current Assets	20.17%
A/R/Current Assets	32.39%
Inventory/Current Assets	47.45%

Fixed Assets/Total Assets	88.67%
Cash/Total Assets	2.28%
A/R/Total Assets	3.67%
Inventory/Total Assets	5.37%

Liability Structure

A/P/Total Current Liabilities	30.46%
Notes Payable/Total Current Liabilities	69.54%

Long-term debt/Total Liabilities

64.23%

Capital Structure

Debt/Equity	74.43%
Long-term Debt Ratio = LTD/LTD+Equity	32.35%
Short-term Debt Ratio = Short-term Debt/LTD	55.68%
Total Debt Ratio = Total Liabilities/Total Assets	42.67%

Cash Coverage Ratio = Cash/Current Liabilities	14.97%
EBITDA/Interest Expense Ratio	812.35%
EBIT/Interest Expense Ratio	526.20%