<ul> <li>The book is the thoroughly revised & updated <strong>4th Edition</strong> and is divided into <strong>3 sections.</strong> </li> <li><strong>Section 1</strong> - <em>NCERT Exercise</em> - consists of solutions to all NCERT Intext and chapter exercises. </li> <li><strong>Section 2</strong> - <em>Past Year</em> - Questions of Past 10 years' with Solutions. </li> <li><strong>Section 2</strong> - <em>Exemplar Problems</em> - Solutions to select NCERT Exemplar problems. </li></ul>