This Hanger NPV for Ventura Aviation assignment requires that formulas are presented to show work. Please provide additional guidance on which formulas were used so students can check and better understand work. Thank you for your assistance!

Note: Tax shields are the tax gains from expensing interest and depreciation. The formula is interest or depreciation expense times the tax rate Note: Tax shields are the tax gains from expensing interest and depreciation. The formula is interest or depreciation expense times the tax rate