Question Bank of PSC Maths contains all the maths questions asked in kerala psc exams from 2021 onwards. It contains questions exams held till last week, accounting to 53 Question Papers, close to 800 questions and their answer keys. The question papers include all the 10th Prelims/Mains, 12th Prelims/Main, Degree Prelims/Mains, LPSA/UPSA , Police Exams, etc..
The solutions to respective question papers are provided as YouTube links which you can watch for absolutely no extra cost.
Considering the quality of contents, 59 Rupees is an absolute steel of a deal.