How many marks did Nigam score in Biology?
I. Nigam scored 42 in English, which is half of his Biology marks.
II. Biology marks were 14% of his total across all subjects.
Difficulty: Easy
Correct Answer: Statement I alone is sufficient; Statement II alone is not
Explanation:
Introduction / Context: We must find one subject score.
Reasoning:
I: English 42 = half of Biology ⇒ Biology = 84 (unique). Sufficient.
II: Biology = 14% of total marks ⇒ without the total, infinitely many possibilities. Insufficient.
Final Answer: Statement I alone is sufficient; Statement II alone is not.
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