Required information [The following information applies to the questions displayed below.) This year Randy paid $28,750 of interest on his residence. (Randy borrowed $460,000 to buy his residence, which is currently worth $510,000.) Randy also paid $2,750 of interest on his car loan and $4,575 of margin interest to his stockbroker (investment interest expense). How much of this interest expense can Randy deduct as an itemized deduction under the following circumstances? Randy received $2,400 of interest this year and no other investment income or expenses. His AGI is $75,000. Interest deductible