That includes medical insurance for you and your family. If you are willing to travel you can get good house for rent at INR 10K month. I pay INR 6k for 1500 sqft house and my previous office is 7 km from my house. You can do rest of the math to figure out how somebody getting $25 per day can live comfortable life. Anything above $25 is bonus.
If you are referring to me then I know all this, being a resident.
But yes, the GP commenter might find it useful. In a city like Bangalore it still is a shoe-string budget and I can say this with authority as a 26+ yr old bachelor living in a one bedroom flat.
I was just commenting on his assumption/observation that we get $10/hr in general :-)