Six friends, Charu, Gul, Neha, Sana, Tariq and Usman, sit in a straight row facing north. Tariq sits somewhere to the left of Neha, but not next to Neha. Sana sits third to the left of Tariq. Exactly three persons sit between Sana and Gul. Sana sits immediately to the left of Charu. Who sits immediately to the left of Usman?
Correct answer C. Charu
Explanation
Combining the clues gives the only possible left-to-right order: Sana, Charu, Usman, Tariq, Gul, Neha. Hence Charu sits immediately to the left of Usman.
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