IELTS

It is quite difficult because the minimum band required for Masters is 6.5, but maybe it is possible in some Universities you should contact any good consultancy, they provide you full details regarding admission and helps you in selecting the colleges.

Walk international
Plan a Education services LLP
Relearn Pro
Ramyam IELTS Coaching center
Scholar overseas
Kornerston Academy
Torah ventures LLP
Opus education academy
Broadmind consultant.

J V M academy
The global ties
Grace pathway abroad
IELTS training Coimbatore
ECS IELTS Coaching center in Coimbatore
Spell inspire
KC overseas education
Cols Calibre education Pvt. Ltd. Fern education.

I would suggest you that first learn English language properly and then go for any IELTS Coaching because in IELTS they teach you about IELTS exam not about English language and if your Basic English is not good then you may face problem.

Yes, you are eligible there is no specific eligibility for IELTS a person who wants to go for foreign study or wants to work in foreign is eligible and for doing MBA in any University the minimum eligibility is a candidate must holds a Bachelor's degree.

In simple words, eligibility means to fit on it, or to be desirable and it means you can choose any one of them it's not compulsory to choose all of them you can choose any one of them.

Yes, you are eligible for Christ University the minimum eligibility is candidate must holds a Bachelor's degree or if a candidate is in his final year can also apply and also needs to appear for any of the Exam like CAT XAT MAT CMAT GMAT GRE ATMA and score well. There is no need for IELTS or TOEFL for the university.

You can give it for as many as times you want. IELTS exam is conducted every month for 2 - 3 times. So you can book your exam dates in a same month as well, but it is normally advised that you should not appear for the exam no closer than once in a period of two months.

For full time MBA, one must have at least 50% marks in graduation.

To study abroad alone for a longer period of time you will have to be older than 13. The age limit for high school exchange programs are usually 15. To study abroad at colleges and universities you should have finished high school so then you would usually be 18+. However, age limits vary by country
Hope this helps you.