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The trouble level of arithmetic inquiries posed in the NDA assessment isn't extremely troublesome so one book can likewise be enough for NDA readiness gave it covers every one of the perspectives. For NDA assessment, a competitor needs to cover the total prospectus of class 11 and twelfth as inquiries are posed from every single point. Also it ought to comprise of all degrees of MCQ questions and finally the part wise earlier year questions. Following beneath is the rundown of books suggested for something similar by our specialists:

Pathfinder for NDA and NA National Defense Academy Naval Academy Entrance Examination

Read up Package for NDA/NA Entrance Exam

Tata McGraw-Hill Education India

Part wise-Section wise Solved Papers NDA and NA

Hope this information helps you!!!!

All the best!!!!!