An annotation is simply a summary of a book, article, or some other written source. A bibliography is a list of sources on a particular topic. Put together, an annotated bibliography is a list of sources on a topic that offers a summary for each source.
The computer-delivered GREÂ® General Test takes about 3 hours and 45 minutes and consists of three separately timed sections: 1  Verbal Reasoning â There are two 30-minute sections, each containing 20 questions.  Quantitative Reasoning â There are two 35-minute sections, each containing 20 questions.
According to the official reports by ETS â the creators of the GRE â the average quantitative score of a GRE test taker worldwide, is 151.3, with a standard deviation of 8.7. And the average verbal score of a GRE test taker worldwide, is 150.8, with a standard deviation of 8.5. Now, what this means, is that the world average for the composite GRE score is 151.3 + 150.8 = 302.1. So, if you scored above 302, youâre better than half the test takers around the world.