The man rings up the sale and says, "That'll be $34.50 please. "
The woman is totally confused by this and asks, "Didn't you tell me it was on sale for $20.00? How did you get $34.50?"
He replies, "Yes, Ma'am. The rod and reel is $20.00, but the Duck Call is $11.00 and the Catfish Bait is $3.50."