Dear cbosein,
Below are my answers:
1) R1 for 16th is 5052 whether to take it as 5100 or 5000 for PUTs, since it is alomost mid of 2 strike prices?
Ans: Will take far ORM i.e. 5100 as R1, as its nearest 100 is 5100. Though one can choose 5000 as well.
2) S1=4945, so we will...