if a husband earn 1.5 lakh per month he is into business but file a low income tax how can a wife proof his income n how much interim maintaince a wife can get....she is bcom not working living in rented house of his mother...n how much time contested divorce can take n how much final maintance she get....is intermin maintaince is less then final maintaince... pls give a proper advice its urgent . marriage is 2 year old