Welcome to the "Best" Free GMAT Diagnostic Test  Evolving GMAT Club Community Project
Download the Test  Download the Answer Sheet Let's work together as a community to create world's best GMAT Diagnostic test by creating, refining, and improving diagnostic questions.
We have started this project with the Quant section to help GMAT test takers understand their weaknesses better. The test is free  please take it. If you have any questions or suggestions  post them here. Also, the idea of the test is to improve it based on the feedback of the community  here is how you can share your thoughts:1. Take the questions in the forum and make sure you are using the timer so the difficulty is accurately established
2. Provide verbal feedback by replying to this thread
3. Suggest question types to be included in this test  please provide examples if possible (we'll take care of creating the questions)
4. Finally  get others to take this test and provide their feedback
How to use the Diagnostic Test  The Diagnostic Test is setup to allow you to test you as thoroughly or as quickly as you would prefer. The questions are arranged in sections in an increasing difficulty order  the first question is always 600650 level, mid question is 700 level, and the last question is 750 level. If you are in a hurry, you can take either all easy or medium, or all hard questions only. Instead of 45 questions, you can only take 15 and leave the rest for later.
Taking the testYou should spend a maximum of
90 minutes answering 45 questions or if you are taking fewer then plan to spend on average 2 minutes per question
Where are the questions from?
The questions have been developed by very experienced and high scoring GMAT Club members
Are the questions copyrighted?
Yes, but you can post and distribute them to benefit other test takers  please give credit to GMATClub for the hard work our members put into this test
Attachment:
Diagnostic_Test_Answers_6.1.xls
Edit: Revision History:
v5.0  updated over 50% of the questions and replaced several questions
v3.4  fixed the wording in questions 20, 22, 24, 40, 43, 45; download count of the PDF was 272
v3.31  fixed a typo in the answer key; download count of the PDF was 380; Excel file  203
v3.3  updated question 4; download count was 80
v3.2  updated question 20; download count was 68
v3.1  updated questions 15 and 25; download count of the PDF was 110
v3.0  updated questions 4, 15, 20, 40, and 43; download count of the PDF was 1377
Answers Sheet  updated answer choices for v3.0; download count was 2677
v2.9  updated questions 37 and 13, download count was 2481
v2.8  updated question 44; download count of the PDF was 600
v2.7  updated question 36; download count of the PDF was 300
v2.6  updated question 7; download count of the PDF was 45; updated the answer choices; it's download count was ~1500

Jw  there an updated version to this? I assume the core topics are the same, but the test has changed a bit in the past 3 years.