This book is very useful for those who preparing for ssc tier 1.it consist of english comprehension, general knowledge, reasoning and aptitude parts in detail based upon the syllabus.this book has solved questions which can be useful to the first time learners.
It contains some model questions which can be useful for practising before the exam.kiran prakashan books are very nice to understand.this book contain the previous year question papers which are useful for testing our knowledge.other than this book, if you want more question papers there are also other edition of kiran prakashan books which has about 48 previous year papers.