单选题 A department store ran an advertisement in the paper, stating that 17% of the cost of a provided grocery bag of items would be deducted at the cash register. If an individual placed $180 worth of merchandise in the bag, what would be the discounted price of the items, before taxes (rounded to the nearest dollar)?
  • A. $144
  • B. $149
  • C. $156
  • D. $163
  • E. $168


【正确答案】 B
【答案解析】If a 17% discount is taken, then the customer is actually paying 83% of the original cost. Taking 83% of 180 (0.83×180), the discounted price would be approximately $149.