An invoice shows a subtotal of 86.00, a 10% discount, and tax of 7.50. What is the total amount due after discount and tax?

An invoice shows a subtotal of 86.00, a 10% discount, and tax of 7.50. What is the total amount due after discount and tax?

• A. 77.40
• B. 86.00
• C. 84.90
• D. 92.10

Answer: (C)