Problem
Zelda Zimmerman, along with her three cousins, is a co-owner as a tenant in common in fee simple absolute of a small apartment house called Whiteacre Apartments in which she lives. After payment of expenses, the net profit for rent Zelda receives from other tenants in Whiteacre Apartments each month totals $1000. Zelda's own use of one of the apartments in Whiteacre Apartments is worth $200 a month. What is the total amount Zelda owes her cousins each month?