Based on the information the amount that Agnes paid as state income tax is $2,040.
First step is to calculate Agnes federal taxable income
Federal taxable income=$15449.60/0.284
Federal taxable income= $54,400
Second step is to calculate Agnes state income tax
State income tax=0.0375 ×$54,400
State income tax=$2,040
Inconclusion the amount that Agnes paid as state income tax is $2,040.
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