https://www.9curry.com/answer-keys/cc2140 UP Police Sub Inspector SI Answer Key 2018 Published: January 2, 2018 7:58am | Updated: July 2, 2018 7:31pm by Gajendra Singh Rathore UP Police Sub Inspector SI Answer Key 2018: UP Police has announced the Answer Key on 02 Jan 2018 for the Sub Inspector Exam held on 12 Dec 2017 to 16 Dec 2017 and 19 Dec 2017 to 23 Dec 2017. Issued on: 02 Jan 2018