Mathematics · Quantity Comparison
Four pipes A, B, C, and D can fill or empty a tank. A and B are inlet pipes, while C and D are outlet pipes. The efficiency of Pipe A is 20% more than that of Pipe B, and Pipe A alone can fill the tank in 15 hours. The efficiency of Pipe C is 50% less than that of Pipe A, and the efficiency of Pipe D is 60% less than that of Pipe B. Pipe D alone can empty the tank in (y2 + 9) hours, and all four pipes together can fill the tank in (y + x) hours. Quantity I: Value of x Quantity II: Value of y
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Quantity I ≤ Quantity II
- 2Quantity I = Quantity II or relation cannot be established
- 3Quantity I < Quantity II
- 4Quantity I > Quantity II✓
Correct answer
Quantity I > Quantity II
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