Concrete is a mixture of cement, water, sand, gravel, crushed rock, or other aggregates. Sometimes, one or more admixtures are added to change certain characteristics of the concrete, such as workability, durability, and time of hardening.
Top 100 Colleges by Highest Tuition. Here are the top 100 most expensive colleges by tuition for the 2008-2009 school year. The latest numbers can be found in our most expensive colleges ranking. Notes: Some colleges like Bates College, Colby College, Middlebury College, and Union College have a comprehensive fee (tuition + room/board).
The GSR also excludes athletes who leave in good academic standing and transfer to another school, therefore not counting them as non-graduates. The federal rate this year was 66 percent, which fell short of the GSRâs 84 percent but is still the highest federal graduation rate ever recorded for college athletes. Similar discrepancies can be found at many individual NCAA institutions, though for some programs that difference is more of a chasm.