Here's a look at what causes hair to turn gray and some of the factors that affect graying. Answer: The age at which you'll get your first gray hair (assuming your hair doesn't simply fall out) is largely determined by genetics.
Profits or net income generally imply total revenue minus total expenses in a given period. In accounting, revenue is often referred to as the top line due to its position on the income statement at the very top. This is to be contrasted with the bottom line which denotes net income.
Revenue expenditure is your day to day running costs and covers such items as: 1  Purchase of goods for resale. 2  Wages, rent, rates, repairs, lighting and heating etc. 3  Running costs of vehicles or machinery used in the business.  Accountancy 1  fees. Interest paid on any monies borrowed to finance business expenses/items.