Crude prices were mixed in Asian trade today as Saudi Arabia's pledge to ensure sufficient supplies partially eased investor worries. New York's contract for April delivery fell five cents to 96.92 dollar and Brent North Sea crude for April delivery was up 21 cents to 112.01 dollar. Saudi Arabia, OPEC's largest producer, said today it was committed to the stability of the oil market after Libya's crude production dropped as the country is hit by unrest.