Asked by AKSHAY GURU VARADHARAJAN · SRI CHAITANYA TECHNO SCHOOL, JAYANTI NAGAR.
Answer: D. 3 hours
If filling 2 parts of the tank (2/3) takes 2 hours, then filling 1 part (1/3) takes 1 hour. Since the full tank has 3 parts in total, it will take exactly 3 hours to fill it completely.
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