Colleges in Mumbai

Yes, you have to give MHT CET to get direct second-year admission in Sardar Patel College of Engineering for B.Tech civil engineering, check the details below:
https://www.shiksha.com/b-tech/course/b-tech-in-civil-engineering-lateral-entry-sardar-patel-college-of-engineering-andheri-west-mumbai-288316

Hi,
If you have lost your original certificate, then you need to contact the institute for the same as they have all your records and after necessary formalities, they will issue you a new certificate.

It might be difficult to get into top colleges with this score as the cutoffs are generally in 99+ percentile range. You can however try for pdgm courses and give your best shot in the GDPI rounds. http://www.imsindia.com/mba-entrance-exam/CMAT/cmat-top-bschools.html
These are some colleges accepting CMAT scores.
All the best.

You should. Do integrated CA 5 year programme. That's it. Its your graduation and post-graduation also.

Yes of course you are eligible for admission in ITM Navi Mumbai. 122 is a good score and you'll definitely get admission in this college.

Hi,
The admission to the PGDM course at our institute is on the basis of the aggregate percentage scored in graduation which should be 50% marks and above and a good score in MH-CET. Suitable weightage is given to work experience. Selection is on the basis of performance in the Group Discussion and Personal Interview Round once the application is received by the institute.

Experience certificate from the employer is required.
The institute will conduct interview, and written test (if required).
Valid GATE score, if any would be an additional benefit.

Hi, You can refer the link below for colleges in Mumbai offering MBA course:
https://www.shiksha.com/mba/colleges/mba-colleges-india?uaf[]=location&uaf[]=exam&ts=28773443&rf=filters&ct[]=151&ed[]=et_20.