Luisas restaurant bill comes to 75,50 and she leaves 15% tip what is luisas total restaurant bill

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

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

Ineed me i stuck and i don’t want to get it wrong