Much like the SAT and ACT, the GRE exam is a broad assessment of your critical thinking, analytical writing, verbal reasoning, and quantitative reasoning skills — all skills developed over the course of many years. Some schools may also require you to take one or more GRE Subject Tests.This is a 40 hours course which will include 8 sessions of Verbal and 8 sessions of Quant, 2 hrs each. (Min 7 tests ) .