hi,

see economics course can not be completed with out mathematics and mathematics is a essential part of bachelor in economics course, basically statistical modelling approach and analytical probability is included, so you need to have the 12th standard knowledge on set theory, probability . however for clarification of your doubts you may follow the ugc syllabus for economics course,

https://www.ugc.ac.in/pdfnews/9162672_BA-_Hons_-Economics-.pdf