Questions to ask --
-Mumbai reg?
-Reason for selling?
-First owner?
-How old is Battery?
-Tyres/Stepny - Have they been changed / or are they original?
-Dents/Scratches/Re-painted?
-Rust?
-Brakes?
-Leaks - check the tyre rims, showing any leakage signs?
-Serviced on time? Have Records?
-Music System? Audio CD player /USB
-Kilometers run?
-Who drives it?
-Price negotiable?
-Suspension - Press / push the car down with your hands and try to shake it a bit. If the suspensions are good it will move the least. You may also use this to validate the meter reading. If the suspension are good then low meter reading is valid.