Please help! Tell me the numbers that I have to add to demostrate the answer

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

If i purchase a product for $79.99 and two accessories for 9.99 and 7.00 how much will i owe after taxes applies 8.75%

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge