Billy claims that splitting 25% among 5 people will result in each person receiving 5%. Pa claims that Billy is cheating himself and that he should receive 14%. Billy tries to prove that he is correct but fails to convince Pa and Ma.
Bud Abbott, the landlord, collects thirteen week's worth of rent at $7 a week from his tenant, Lou Costello. Lou argues that he only owes $28. Perplexed by what Lou is saying, Bud offers to give Lou the room for free if he can prove to him why the answer is $28.