Hello,
There are many colleges that offer B.Com. There are also many colleges that offer B.Com (Hons.). And the admission occurs by using the Class 12 marks. The college authorities will release a cut-off mark based on the seat availablity, category, highest score in the country. And this thus varies for each college. But most top colleges provide cut-offs at >90%. The admission may occur in several rounds and you can consider the previous year cut-off of college you are interested in. This can provide you with an idea, but it may not happen that cut-off remains the same.
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