Explain how you could use mental math to find a 15% tip for a $26 restaurant bill.

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

How is working backward similar to solving an equation?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section