US dollar appreciates against rupee

The US dollar appreciated against the rupee at 63.42/43 per dollar and the pound sterling finished higher at Rs 97.77/79 per pound at the close of the Interbank Foreign Exchange market today.
Following are the Interbank Forex and RBI rates:
(In Rs Per Unit)
Unit Interbank RBI Reference US Dollar 63.42/43 US Dollar Rs. 63.5780 Pound Sterling 97.77/79 Euro Rs. 70.5334 Euro 70.95/97
Japanese Yen(100) 53.