When the same efforts must be made to uncork

Reference no: EM13191375

Most restaurant customers tip according to a percentage rule between 15 and 25 percent of the bill. Diners who have dinner and a $20 bottle of wine usually pay the same percentage of the bottle price as diners who order a $100 bottle. Why, when the same efforts must be made to uncork and pour both bottles?

Reference no: EM13191375

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