Accounting & Commerce

First of all, you have good experience so with your job, you can do part time MBA for better salary. After completing your MBA, you can switch company for better salary with work experience.

Shri Jai Narain PG College, Lucknow, Uttar Pradesh is the best college for B.Com.

Your chances will now depend on MBA entrances such as CAT, XAT, CMAT, MAT etc. The institutes can be predicted based on your scores.

Hi Harsh,
You have to appear for entrance exams for hotel management after your 12th. National council of Hotel Management and Catering Technology conducts joint hotel management entrance exam every year in April for the 800 seats in different Govt institutes in 30 selected cities of India. However there are other exams too specific to different institutes such as BIT Mesra Hotel Management Entrance Exam, AIMA UGAT etc. For more exams please check here -
https://www.shiksha.com/hospitality-travel/hotel-hospitality-management/articles/popular-hotel-management-entrance-exams-in-india-2017-blogId-6838

No, you can't do two courses at the same time and there's no benefit of doing so.
Try to focus on one subject.
Good luck.