suggest me some books for banking preparation.
Following recommendations come solely on personal experience, except the book by Sarvesh Sharma, I've gone through all the mentioned ones and found them useful.
For Quants- Quicker Maths by M Tyra, there's one book by Arihant Publications as well named Fast Track Arithmetic, for higher level there's book by Sarvesh Sharma named Quantum Cat, in the similar section is also a book by Arun Sharma.
For English- General English by SP Bakshi
Plinth to Paramount
You can also refer Wren and Martin, that's the best book for grammar. Word Power Made Easy for Vocab.
For Reasoning- RS Agarwal Verbal and Non-Verbal Reasoning
Analytical Reasoning by MK Pandey