Jaggan Saneja has been associated with teaching and imparting knowledge to the students preparing for various competitive examinations. He holds a master’s degree in commerce and is a certified associate of the Indian Institute of Bankers. He started teaching mathematics in 1980, in Chandigarh, in association with Col H S Dhaliwal and Brig Arjinder Singh for defence examinations such as NDA, IMA and CDS. Since 1990, he has been exclusively guiding students for GMAT, CAT, MBA and banking examinations. Jaggan Saneja has an extensive and rich experience in working with M/s Saneja Tutorials, where he has continued to help thousands of his students become successful at cracking these exams. For a good number of years, his question papers for various competition examinations have been occupying the prime space in famous magazines and periodicals. His forthcoming works include DATA SUFFICIENCY Simplified and DATA INTERPRETATION Simplified.