In the context of real estate, "40/60" usually refers to one of two things: (typically in the Philippines) or Rental Investment Ratios .
Conversely, the 60% owner may cover the $12,000 special assessment for a new roof. Under standard Tenancy in Common (TIC) rules, that 60% owner just increased their stake to 62%, because they paid 100% of the assessment. The 40% owner now owes the 60% owner a proportional debt—unless the agreement says otherwise. 40/60 condominium