Calories in Tea. Tea comes from the Camellia sinensis plant. Even though you'll see many varieties of tea on store shelves, there are only four major categories of tea: white tea, green tea, oolong tea and black tea. The difference between each type is the degree to which each type of leaf is oxidized or fermented.
Mixed or semi-variable cost: A cost that has the characteristics of both variable and fixed cost is called mixed or semi-variable cost. For example, the rental charges of a machine might include $500 per month plus $5 per hour of use. The $500 per month is a fixed cost and $5 per hour is a variable cost.
variable cost. A periodic cost that varies in step with the output or the sales revenue of a company. Variable costs include raw material, energy usage, labor, distribution costs, etc. Companies with high variable costs are significantly different from those with high fixed costs. This difference affects the financial structure of the company as well as its pricing and profits.