When currency USD is compared to currency INR it is considered currency pair USD/INR and current figures tell us that we need 81.82400 INR if we're interested in buying a USD.
The base currency, that is, the one that has value 1, is USD just as INR is called a counter currency or quote currency.
To be as descriptive as possible, we are going to comment that in the last few hours the minimum price this pair has reached has been 81.73200, but the maximum price has reached 81.89500 And thanks to this observation, we conclude a variation of 0.00800 or, in other words, with a percentage variation of 0.01000%.