Sarah (single) purchased a home on january 1, 2008, for $600,000. she eventually sold the home for $800,000. what amount of the $200,000 gain on the sale does sarah recognize in each of the following alternative situations? (assume accumulated depreciation on the home is zero.) (do not round intermediate calculations. round your answers to the nearest whole dollar amount. leave no answer blank. enter zero if applicable.) b. sarah used the property as a vacation home through december 31, 2015. she then used the home as her principal residence from january 1, 2016, until she sold it on january 1, 2018. gain recognized: $ d. sarah used the home as a vacation home from january 1, 2008, through december 31, 2011. she used the home as her principal residence from january 1, 2012, until she sold it on january 1, 2017. gain recognized: $

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500