UPSC Mathematics Optional PYQ Papers September 3, 2025February 8, 2025 by Admin2025Mathematics IMathematics II2024Mathematics IMathematics II2023Mathematics IMathematics II2022Mathematics IMathematics II2021Mathematics IMathematics II2020Mathematics IMathematics II2019Mathematics IMathematics II2018Mathematics IMathematics II2017Mathematics IMathematics II2016Mathematics IMathematics II2015Mathematics IMathematics II2014Mathematics IMathematics II