"红星"啤酒开展"7个空瓶换1瓶啤酒"的优惠促销活动。现在已知张先生在活动促销期间共喝掉347瓶"红星"啤酒,问张先生最少用钱买了多少瓶啤酒?
2023-06-09
A.296瓶
B.298瓶
C. 300瓶
D .302瓶
参考答案:B
B.298瓶
C. 300瓶
D .302瓶
参考答案:B
解题指导: 设买了X瓶,由题意可得:6个空瓶=1份啤酒,所以347=X+X/6,解得X≈297.4,故答案为B。
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