← NDA preparation

🔢 NDA Paper I Extras — Number Systems, Logs & Heights

2 free chapters, in English and Hindi, in syllabus order. Each ends with a quiz that explains the tempting wrong answer as well as the right one.

Chapters

  1. Number Systems, Binary Arithmetic and Logarithms
    Two short topics that Paper I names and most other entrance papers do not, which makes them the cheapest marks in the paper: an hour spent here is worth more than an…
  2. Heights and Distances, and the Properties of Triangles
    These two topics are applied trigonometry, and they need no identity the shared trigonometry chapter has not already given you. What they need is a drawing. Almost every…

Practise NDA Paper I Extras — Number Systems, Logs & Heights: mock tests and previous-year questions

Reading is free. Practice is ₹29 a month for the whole course — less than ₹1 a day, cancel anytime.

Basic

₹29/month

Less than ₹1 a day (about ₹0.95). Cancel anytime.

  • Everything in Free
  • 4 full mock tests every month
  • 150 previous-year questions every month
  • Question bank, revision and weak-area analytics
  • No AI tools

Premium

With AI
₹399 once

Includes your first month. Then the same ₹29/month — cancel anytime.

  • Everything in Basic
  • Unlimited mock tests
  • Unlimited previous-year questions
  • AI mentor, answer-writing evaluation and interview practice

Official sources

CareerCraft Labs is a private study platform. It is not a government body and is not affiliated with, endorsed by, or authorised by any examination authority. We do not accept applications, conduct examinations, or issue government results.

Notifications, syllabi, exam dates and results are official only on the conducting body's own website. Always verify there before you act on anything you read here.