During the year, Magdalene has the following:$1.$ Salary of $$120,000\mathrm{.}2.100\%$ owner of Activity X $($a passive activity$)-$ $$15,000$ income$\mathrm{.}3.100\%$ owner of Activity Y $($rental real estate with active participation$)-($$$50,000$ loss$).$The amount of the passive loss carryover to next year for Magdalene's Activity Y is $($enter either $$0$ or a positive number$)$SO$$20,000$$$25,000$O $$15,000$