tnpsc mental ability model question with solution

TNPSC Group 4 2016 Aptitude and Mental Ability Questions with detailed solution

vc_rowvc_columnvc_column_text   1. -1(2 / 7) + -3(5 / 7) + 6(4 / 7) is ________________ (A) 3/7 (B) 5/7 …