Hi, Purnendu

You can check online and purchase previous years solved question papers for solutions. Below are some of the recommended books for NDA preparations:

• Pathfinder for NDA & NA Entrance Examination (English) by Arihant Publications (Most Popular NDA Book, If you are only buying one book, buy this one)- Buy on Flipkart or Buy on Amazon
• Chapterwise – Sectionwise Solved Papers NDA & NA (Mathematics/English/General Ability) by Arihant Publications – Buy on Flipkart or Buy on Amazon
• NDA Examination (Solved papers up-to-date) (English) by Upkar Publications – Buy on Flipkart
• NDA/NA Previous Solved Papers (English) by RPH Editorial Board – Buy on Flipkart or Buy on Amazon

Hi Purnendu.

Greetings.

You can purchase books with solved question papers of NDA examination. The best book according to me would me from Arihant publication. It contains solved NDA question papers from the past decade at a reasonable cost.

Thank you. I hope the book helps you.

Hello Purnendu,

You have not clearly mentioned your query. Please mention that of which year question paper you want the answer key, so that it would be easy for us to help you.

thank you