What are solvency ratios? Which ratio would be of most interest to a banker considering a debt

Question:

What are ratios? Which ratio would be of most interest to a banker considering a debt loan to a company? Why?
Solvency
Solvency means the ability of a business to fulfill its non-current financial liabilities. Often you have heard that the company X went insolvent, this means that the company X is no longer able to settle its noncurrent financial...