This year. Benjamin Hassell paid $15,300 of interest on a mortgage on his home (Benjamin borrowed $510,000 in 2015 to buy the residence and it is currently worth $816,000) $10,800 on a $135.000 home-equity loan on his home, and $9.450 of interest on a mortgage on his vacation home (loan of $315,000; home purchased for $415,000 in 2016; home is not rented out at any time). How much interest expense can Benjamin deduct as an itemized deduction