GRE Math Quantitative Comparisons Question 224

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Source: 150math

In a probability experiment, G and H are independent events. The probability that G will occur is r, and the probability that H will occur is s, where both r and s are greater than 0.

Quantity A

the probability that either G will occur or H will occur,but not both

Quantity B


  • A Quantity A is greater.
  • B Quantity B is greater.
  • C The two quantities are equal.
  • D The relationship cannot be determined from the information given.

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