this question has 3 parts. please help with whole question. I do not understand how to calculate so please show the steps. thank you. will thumbs up if exination is given. I dont want just an answer I need help.

this is the question

this is the tax table

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Using the tax table. determine the amount of taxes for the following situations: (Do not round intermediate calculations. Round your answers to 2 decimal places.) a. A head of household with taxable income of $61,000. b. A single person with taxable income of $37,400, c. Martied taxpayers filing jointly with taxable income of $73,200. Rate on Taxable Incone10%12%22%24%32%35%37%SingleTaxpayersUpto$9,875$9,876$40,125$40,126$85,525$85,526$163,300$163,301$207,350$207,351$518,400Over$518,401 Married Taxpayers Filing Jointly Up to $19,750 $19,751$80,250 $80,251$171,050 $171,051$326,600 $326,601$414,700 $414,701$622,050 Over $622,051 Heads of Household Up to $14,100 $14,101$53,700 $53,701$85,500 $85,501$163,300 $163,301$207,350 $207,351$518,400 Over $518,401