GMAT 考满分题库

Magoosh - 数学PS - 22
Ben is three times as old as Ron. Ed is 8 years younger than Ben. Ron is 7 years older than Ken. If the sum of the ages of all four people is 161, how many years old is Ron?
  • A15
  • B19
  • C22
  • D24
  • E27
显示答案
正确答案: C

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