APPLE INC.

Current Ratio measures a company's ability to pay off its current liabilities. This is the least conservative liquidity ratio as it includes all current assets.

Quick Ratio measures a company's ability to meet its short-term obligations with its most liquid assets. This means excluding inventory from current assets because inventory is les liquid than cash.

Cash Ratio is the most conservative liquidity ratio and considers only cash and cash equivalents in relation to current liabilities.

Also known as Equity-to-Assets Ratio, shows how much a company is funded by equity as opposed to debt. A higher Equity Ratio indicates that a larger portion of the company's assets is funded by shareholders' equity rather than debt, which is favorable for the company's financial health.