I hope you are well - sorry to hear that you didn't reach your potential on this latest GMAT. No, there's no penalty for taking extra time on the break except potentially losing time on the section following the break. Let me know if you have any questions!
"It is a curious property of research activity that after the problem has been solved the solution seems obvious. This is true not only for those who have not previously been acquainted with the problem, but also for those who have worked over it for years." -Dr. Edwin Land
GMAT Sample Questions to assess your GMAT Quant.
If you found my post useful KUDOS are much appreciated.
IMPROVE YOUR READING COMPREHENSION with the ECONOMIST READING COMPREHENSION CHALLENGE:
Here is the first set along with some strategies for approaching this work: http://gmatclub.com/forum/the-economist-reading-comprehension-challenge-151479.html