GMAT 考满分题库

- 数学PS -
There are 30 customers in a bakery. Each of them buys either bread or coffee. Which of the following CANNOT be the difference between the number of people buying bread and the number of people buying coffee?
  • A2
  • B3
  • C6
  • D12
  • E18
显示答案
正确答案: B

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