Crude oil prices picked up 98 cents and settled at $86.07 a barrel on the New York Mercantile Exchange Friday. Gasoline prices gained 9 cents to $2.70 a gallon. Home heating oil rose 5 cents to settle at $3.01. Natural gas prices fell 11 cents to end the session at $3.50 per million British thermal units. At the pump, the national average price of unleaded gasoline fell to $3.456 per gallon from Thursday\'s $3.464, AAA said.