After Archer tells Noah he isn't "remunerating" him to think he tells him that as a slave his 3/5th of an opinion is noted. This is a reference to the Three-Fifths Compromise from 1787. It stated that the slave population would be counted as three-fifths in total when apportioning Representatives, as well as Presidential electors and taxes.
Ray says he thinks one of his cats has FIP. This is feline infectious peritonitis; it is caused by certain strains of the feline coronavirus.