How is the difference between the fare calculated?
Suppose I hv a ticket from Sawantwadi to Thane in 3A, total fare Rs. 920
Now I want to upgrade my ticket to 2A, whose fare is Rs. 1325
So, the TTE should charge me Rs. 405, am I right here.
Plz...
more... advice, have to board the train at 19:30.