Is 8LPA enough to sustain in Bangalore, Electronic City?

Depends on lifestyle, i lived with 4.2lpa happily in electronic city now with 7.5 also leading a happy life

For a family.. No ! .. Yes for bachelor

8lpa+kannada to sustain in Bangalore

I survived with 5

For a family it is a bit difficult but Yes, if your spending is less according to your package then I think you can survive