Suppose you buy lunch for $8.39 that includes a 5% sales tax. How much did the restaurant charge you for the lunch (excluding any tax) and how much does the restaurant owe for sales tax? (Do not round intermediate calculations. Round the answers to 2 decimal places.)
A) $8.39 for lunch and $0.42 for sales tax.
B) $8.39 for lunch and no sales tax.
C) $8.81 for lunch and $0.42 for sales tax.
D) $7.99 for lunch and $0.40 for sales tax.
Answer: D
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