A Boeing 747 pulls up behind a C-5 Galaxy. The 747 calls the C-5 and asks "what are you guys grossing today."
In a somewhat cocky tone the C-5 crew says "50 to a 100 thousand pound more than you. What are you guys grossing today."
After a slight pause the 747 comes back and says, "oh about 50 to a 100 thousand dollars more