[originaltext]W: How much are these notebooks, please?M: 50 cents each, but if

游客2023-07-12  28

问题  
W: How much are these notebooks, please?
M: 50 cents each, but if you want to buy a dozen I will give you a 10% discount.
Q: How much should the woman pay if she buys a dozen?

选项 A、$5.
B、$6.
C、$4.8.
D、$5.40.

答案 D

解析
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