GMAT 考满分题库

Magoosh - 数学PS - 265
Solution Y is 40 percent sugar by volume, and solution X is 20 percent sugar by volume. How many gallons of solution X must be added to 150 gallons of solution Y to create a solution that is 25 percent sugar by volume?
  • A37.5
  • B75
  • C150
  • D240
  • E450
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正确答案: E

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