Determining if given statements together provide sufficient information.
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Q1 · Data Sufficiency (20 Qs) · EASY
What is the age of Ramesh? Statement I: Ramesh is 25 years older than his son. Statement II: Five years hence, the ratio of Ramesh's age to his son's age will be 3:1.
Q2 · Data Sufficiency (20 Qs) · HARD
What is the two-digit number? Statement I: The sum of the digits is 12. Statement II: The difference between the digits is 4.
Q3 · Data Sufficiency (20 Qs) · MEDIUM
Is x greater than y? Statement I: x² > y². Statement II: x > 0.