B.Tech

You have not written about the course name for which information is required. However if you are asking about the M.Tech Food technology, than the eligibility criteria is given below. Eligibility criteria : B.E. Or B.Tech. (Food Science and Technology or Food Engineering or Dairy Technology or Agricultural and Food Engineering or Biotechnology) or M.Sc. (Food Science and Technology or Dairy Technology or Foods and Nutrition) or equivalent. So from above Mathematics is not necessary here.

List of some good colleges
1) Indore Institute of Science & Technology
2) Institute of Engineering & Technology (DAVV)
3) Patel College Of Science & Technology
4) Techno Engineering College Indore
5) Malwa Institute of Technology
6) Shri Govindram Seksaria Institute of Technology and Science
7) Civil Engineering Department, Acropolis Institute of Technology and Research, Indore Madhya Pradesh India
8) Acropolis Institute Of Technology And Research - AITR.

Dear madam
You should appear in the MAT/CAT examination and after that you are eligible to take admission. There are more than 60 universities offering 2 year MBA/MTA/MTM in Tourism Management.

Most of the top State Engineering Colleges in Tamil Nadu offers B.Tech admission on the basis TNEA counselling conducted on the basis of 12th marks. Colleges like MIT Chennai, College of Engineering Anna University Chennai, PSG College of Technology Coimbatore and Thiagarajar College of Engineering Madurai etc. Are few of them. SASTRA is another one which is also offering B.Tech courses on the basis of 12th marks.