Carbon dioxide in the blood can lead to low levels of oxygen in the blood which is referred to as hypoxemia also with the high levels of carbon dioxideâ or hypercapnia. Patients with diseases such as COPD have problems with the movement of air into and out of the lungs.
Gross Margin Ratio. Gross margin ratio is the ratio of gross profit of a business to its revenue. It is a profitability ratio measuring what proportion of revenue is converted into gross profit (i.e. revenue less cost of goods sold). Gross margin is calculated as follows: Gross profit and revenue figures are obtained from the income statement of a business.
Profit Margin Ratio. Profit margin ratio is the ratio of the business's gross profit in relation to sales. Using the example above, your net income is $1,500 a month. Divide this figure by the total income of $5,000 a month, and your percentage of income that constitutes profit is 30 percent. This means that the profit margin ratio is 0.30:1, or 30 percent of each dollar earned.