Depreciation is a term used for tax and accounting purposes that describes the method that a company uses to account for the declining value of its fixed assets (or tangible assets that have an estimated useful life of one year or longer).
Remember that the Verbal and Quantitative portions of the GRE have a score range between 130-170, and the average GRE score for is around 151 for Verbal and 152-153 for Quant.
The average GRE score (quant) of students admitted to Engineering programs ranked 11-50 is 165. While this is very close to the scores of students admitted to top-ten programs, note that the scores from 11-30 push this average way up; scores only start to drop appreciably from around 31-50. The average GRE score (quant) of students admitted to Engineering programs ranked 51-100 is 161.