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What is P's present age? Statement I: Five years ago P was 25 years old. Statement II: Ten years from now P will be 40 years old. Which statement(s) are sufficient to answer the question?

Competition practiceData Sufficiency
  • AStatement II alone is sufficient but Statement I alone is not
  • BStatement I alone is sufficient but Statement II alone is not
  • CEither statement alone is sufficient
  • DBoth statements together are needed (neither alone is sufficient)

Step-by-Step Solution

I gives P = 25+5 = 30; II gives P = 40-10 = 30. Each statement alone fixes P's age at 30.
Answer: C) Either statement alone is sufficient

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