As per your request here I am telling you the the names of some good courses which can be opt after completing 12th with MEC (Math, Economics, Commerce):

CA- Chartered Accountancy
B Com- Bachelor in Commerce
BBA- Bachelor of business administration
Bachelor in Advertising
Bachelor in Journalism and Mass communication
Bachelor in Graphic Design
BCom LLB
Bachelor in Computer Application
Bachelor in Animation and Graphics
Bachelor in Interior Design
Bachelor in Architecture
Bachelor in Hotel Management
Bachelor in Elementary Education
Bachelor in Economics
Bachelor in Event Management
Bachelor in Fashion Design
Bachelor in Apparel Design
Bachelor in Mass Media
Bachelor in Public Relations
Bachelor in Retail Management
Bachelor in Statistics
Bachelor in Travel and Tourism.