US dollar mildly dearer against Rupee

The US dollar ended marginally higher against the rupee at Rs 63.62/63 per dollar but the pound sterling finished lower at Rs 100.04/06 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 63.62/63 US Dollar Rs. 63.6121 Pound Sterling 100.04/06 Euro Rs. 71.1692 Euro 71.23/25
Japanese Yen(100) 51.