India

DU, BHU, AMU and you can go for all the central universities.

I think they might not as it's a state board examination and you have to get the certificate from the state from where you stay. But still you can better try to contact with WBJEE board through phone call/e-mail to get the most right answer in this connection.

It’s one of the best institutes to pursue hotel management. IHM, Pusa has got the best placement record and its faculty and students are equally good.

The fee structure can fluctuate a little. But, on an average, the total fee for Bachelors in Design in NIFT is about 8 lacs. It's about 80k-1lac per semester.

If you specifically want to go for jewellery design, NIFT Gandhinagar is the best option. NIFT, Delhi does not have a specific course for jewellery. They provide accessory design. But Gandhinagar provides jewellery design

There are better options also other than Ashok institute like IHM Delhi Pusa, DIHM Delhi, IHM-Mumbai, Bangalore, Chennai, Hyderabad, etc. The cut-off list says it all go and visit nchm.nic.in and you will get the list.

Yes, it is correct the MBA done from India is not applicable in foreign countries as their MBA is far much different that from India.

Hello Sanjeev,
You may refer the links below and see list of colleges for BBA in Kolkata and Delhi :
1) https://www.shiksha.com/bba/colleges/bba-colleges-kolkata