I don't have maths in +2, am I eligible for this programme?

You should have at least a bachelors degree to pursue this course. Subjects in 12th don't matter much. You are certainly eligible for this program assuming you have done bachelors.

I am sure you have completed your Bachelor's degree to be deemed eligible for MBA because after class 12th, you can do either a 5 year MBA degree which is an integrated one or you have to do graduation and then get into a college for MBA through CAT or any other exam like this. 12th maths won't be a