emma1latte emma1latte 05-03-2021 Mathematics contestada Charlie, Alexander, and Nate went to lunch. The bill, before sales tax and tip, was $37.50. A sales tax of 8% was added. A) How much was the sales tax? B)How much was the total bill including tax? C) The group then tipped 18% on the amount after the sales tax was added. How much did they leave as a tip? D)What was the total cost of lunch including tax and tip?