US dollar shot-up against rupee

The US dollar shot-up against the rupee at 67.63/64 per dollar and the Pound sterling also finished sharply higher at Rs 105.16/18 per pound at the close of the Interbank Foreign Exchange Market (Forex) today.
Following are the Interbank Forex and RBI rates:
(In Rs Per Unit)
Unit Interba0nk RBI Reference US Dollar 67.63/64 US Dollar Rs 66.8875 Pound Sterling 105.16/18 Euro Rs 88.0950 Euro 89.04/06
Japanese Yen (100) 68.