TNPSC Group Exam Maths Questions with Solutions PDF - LCM and HCF: Aptitude and Mental Ability questions are more important for the TNPSC Group Exams. You will get 25 marks from that Aptitude and Mental Ability portion. Students who are preparing for the TNPSC Group exam concentrate more on the Maths - LCM and HCF Questions and Answers part. you will easily score more marks in the Menta...