Yes you can do BTECH. But I advice you to do MBA from any recognised university. As you are doing BBA, doing MBA in FInance is good for you.You can do this from any recognised university or from distance learning. The best institute that provide distance learning in India IGNOU.
To get admission in MBA course from IGNOU, You have to passed in your graduation with minimum 50% Marks. And you have to clear the OPEN MAT examination which was conducted by IGNOU.
After Clear the OPENMAT examination, you will get admission in MBA programme in IGNOU.
Eligibility criteria for admission to IGNOU's MBA programme is as under -
Graduation in any discipline with 50% marks for general Category and 45% for Reserved Category OR Bachelor’ Degree with 3 years of supervisory/ managerial/ professional experience
OR Professional Degree in Engineering/ Technology/ Medicine/ Architecture/Law/Pharmacy
OR Professional Qualifications in Accountancy/Cost and Works Accountancy/ Company Secretary ship etc.
OR A Master’s degree in any subject.
And if you want to get complete information, then please visit the official website of IGNOU -