Which is the best book for organic chemistry with solved questions for the NEET?

Firstly you refer NCERT first then you go for other reference book

In my opinion you refer OP tondon ak Virmani Himanshu Pandey organic chemistry for neet as you want to practice more precisely and deeply then you could also go for OP tondon ak Virmani Himanshu Pandey organic chemistry for IIT JEE

I hope this answer is helpful for you.

All the best for your preparation…