Chuck, a single taxpayec, earns $75,000 in taxoble income and $10,000 in interest from an investment in Cify of Hetlin bonds, (Use the US, laskate ischedule) Required: Q. If Cheick coms an additional $40,000 of taxable incomie, what is his marghal tax rate on this income? b. What is his maginat rate if instead, he had $40.000 of adiditional deductions? Note: For oll requirements, do not round intermedioto enleulntions. Round percentege onswers to 2 decimal places. Answer is complete hut not entirely corred. Chuck, a single taxpayec, earns $75,000 in taxoble income and $10,000 in interest from an investment in Cify of Hetlin bonds, (Use the US, laskate ischedule) Required: Q. If Cheick coms an additional $40,000 of taxable incomie, what is his marghal tax rate on this income? b. What is his maginat rate if instead, he had $40.000 of adiditional deductions? Note: For oll requirements, do not round intermedioto enleulntions. Round percentege onswers to 2 decimal places. Answer is complete hut not entirely corred