Final Result: Successful Students in UPSC CSE Examination 2015 with Mathematics (Optional) Posted onAugust 16, 2018May 3, 2019AuthorIMSLeave a comment Heartiest Congratulations to our Successful Students Final Result – UPSC/CSE/IAS Examination 2015 Successful Students with Mathematics (Optional) READ ALSO: Final Result – (IFoS), 2015