The Set Of Books will be delivered by Courier / Post,after confirmation of your order.The questions with answers and solutions (wherever possible) are given in the Books.This paperback edition is Latest paperback edition from the Publisher .It covers COMPLETE syllabus as per the exam .It contains STUDY MATERIAL on all sections of the Exam , The level of questions is similar to the questions asked in the examination.The questions given in the books are based on questions asked in various competitive exams.