i am yet to write GRE. give me some guidance. how?

www.ets.org/gre is an ideal resource for all questions relating to GRE. Also, there are many practice tests available online as well. You can practice as much as you want. The GRE is not a test that you can prepare a few weeks before the test. It requires practice, practice, practice. good luck!

The Graduate Record Examinations (GRE) is a standardized test that is an admissions requirement for many graduate schools in the United States, in other English-speaking countries and for English-taught graduate and business programs world-wide. The exam aims to measure verbal reasoning, quantitati