Practice30Create account

On which floor of a five-storey building does X live? Statement I: X lives on an even-numbered floor. Statement II: X lives above the third floor. Which statement(s) is/are sufficient to answer?

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

Step-by-Step Solution

I allows floors 2 or 4; II allows floors 4 or 5. Only floor 4 satisfies both, so both statements are needed.
Answer: B) Both statements together are needed (neither alone is sufficient)

Master this topic in 30 minutes a day.

Don't just memorise the answer — build a daily practice habit.

Practice 5 Similar Questions Free →

All Data Sufficiency practice questions

More Data Sufficiency practice

What is R's rank from the top in a class? Statement I: R is 5th from the top. Statement…Among five people A, B, C, D and E seated in a row facing north, who sits at the extreme…How is the word 'ROSE' written in a certain code? Statement I: In that code, each letter…What is the code for 'day' in a certain language? Statement I: 'good day' is coded as…In a code language, what does 'ni' stand for? Statement I: 'ni ka' means 'he runs' and…