SURA’S UPSC NDA Paper I Mathematics and Paper II General Ability Test Q-Bank Original Question Papers with Explanatory Answers 2026 is a comprehensive study guide designed for aspirants preparing for the National Defence Academy (NDA) examination conducted by UPSC.

This latest edition provides a complete collection of original previous year question papers along with detailed explanatory answers to help candidates understand concepts clearly and improve problem-solving skills for both Mathematics and General Ability sections.

The book includes:
• NDA Paper I Mathematics original question papers
• NDA Paper II General Ability Test (GAT) question papers
• Step-by-step explanatory answers for better conceptual clarity
• Coverage of Algebra, Trigonometry, Geometry, Statistics, and Calculus basics
• English, Physics, Chemistry, History, Geography, and Current Affairs for GAT
• Topic-wise practice questions based on latest NDA exam pattern
• Model test papers for final revision and exam readiness

The content is designed in a simple and structured format to help students build strong fundamentals, improve speed, and enhance accuracy. It is suitable for beginners as well as advanced NDA aspirants.

This guide is highly useful for candidates aiming to join the Indian Army, Navy, and Air Force through NDA, and is ideal for structured self-study and final revision.