18. Marvin Miller, who is claimed as a dependent by his parents, received income of $13,100 from a trust fund and $1500 from wages. Marvin had $1,200 in itemized deductions directly connected with the production of unearned income. How much of Marvin's taxable income, if any, is taxed at Marvin's rate? How much, if any, of Marvin's income is taxed at his parents tax rate