Show of Hands

At Costco one demo was Cashews. The 20+ young man stated 40oz for $16.99 I asked him how many Lbs. "Not sure" so I did the math in front of him. 16+16=32,40-32=8 Its 2 1/2lbs and he asked me "It's 16oz to a pound?" I was dismayed, is this for real?