GMAT 考满分题库

- 数学PS -
Two positive numbers differ by 12 and their reciprocals differ by$$\frac{4}{5}$$ What is their product?
  • A$$\frac{2}{15}$$
  • B$$\frac{48}{5}$$
  • C15
  • D42
  • E60
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正确答案: C

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