GMAT 考满分题库

- 数学PS -
A company can produce up to 800 chairs a day. The relationship between profit p and the number of chairs produced per day x is p = (600-x) (x-10). How many chairs can be produced per day to maximize the profit of the company?
  • A275
  • B285
  • C295
  • D305
  • E315
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正确答案: D

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