It totally depends on what you want to do from an SAP-certified institute or non-certified institute. I'll list out a rough estimate of the certified institute and non-certified institute as well. For certified institute fee is around INR 4L/- including taxes and the certification fee. And the course fee for the non-certified institute is around 10K to 25K.
The list of SAP-certified institutes in Bangalore are as follows:
Atos IT Solutions and Services Pvt Ltd.
Lithan Genovate and so on.
There are plenty of non-certified institutes in Bangalore however below are some better than the rest :
Check out this course:
After doing a little bit of research, You can enroll for SAP MM in a well-known institute in Bangalore. You can write the SAP MM certification exam asap.
If you want to learn SAP MM from scratch, then here's the right video for you:
If you are more into reading, then do check out this material provided by Intellipaat:
Good luck with your career in SAP MM!