Efficiency = input / output If expenses are $60 and revenue is $80 (perhaps net of interest revenue/expense) the efficiency ratio is 0.75 or 75% (60/80) â meaning that $0.75 are spent for every dollar earned in revenue.
As mentioned above a true antique is more than 100 years old, but some stores value furniture older than 50 years as antique and fine antique dealers will label items antique if they are more than 150 years old. The best way to find out is get the exact age of the piece.
How Old Is an Antique?. Defining an Overused and Misunderstood Term. In purist terms, and according to the official definition issued by the United States Customs Service, antiques have traditionally been considered items with at least 100 years of age under their belts. That means the scale slides every year as more objects age to fit into that time frame.