First, you shouldn't be able to do all problems in less than 2 minutes. The test will always give you problems that are too hard or will take too long (no matter how good you get), so your job is actually to recognize when that happens and cut yourself off. Your job is NOT to get everything right!
Read this (right now):
https://www.manhattangmat.com/blog/inde ... lly-tests/How does that change what you've been thinking / trying to do with these problems? Why is it the case that you should actively NOT try to get everything right?
Start a reply and type your answer to the above before you keep reading.
Of course, you do have to be able to learn to work more efficiently and effectively on SOME problems, right? Here's how:
http://www.manhattangmat.com/blog/index ... -the-gmat/Is this how you're studying now? It might be that you're doing this for some problems already, and you're just not cutting yourself off on the too-hard problems, so your timing gets messed up. Or it might be the case that you are both not cutting yourself off AND not studying in a way that will help you learn to be more efficient on
some problems.
Finally, for more specific help with timing, read these two articles and start doing what they say!
http://www.manhattangmat.com/blog/index ... -to-do-it/http://www.manhattangmat.com/blog/index ... nt-part-1/