Score fluctuates depending upon the level of the questions ,if the level is on tougher side you may get seat at 140 also.

But considering safe score 160+ marks will surely be landing you to AIIMS Delhi .

But due to percentile system score do not overlap with ranks , this year a 400 ranker got 120 marks and a 600 rankers 125.

So escaping perecentile in 160+ you will definitely make it.

Prepare for GK as well to get that extra edge.

For physics,just hang on to the basics. Thorough reading of NCERT for chemistry and biology will be suffice.

And go through the history of AIIMS as well because a couple of questions in the GK part came .