Books to prepare for Combined Higher Secondary Level Exam?

Although there are a number of good books available in market to prepare for Combined Higher Secondary Level Exam but you can refer some of the below given widely used by the students:

For Combined Higher Secondary Level Exam Mathematics

1. Mathematics by R.S.Agarwal
2. Mathematics by DR.Lal & Jain

For Combined Higher Secondary Level Exam Reasoning

1. Reasoning by R.S.Agarwal
2. Reasoning by Marksman Reasoning

For Combined Higher Secondary Level Exam General Knowledge

1. General Knowledge by Rajpoot Brothers
2. General Knowledge by Khanna and Verma