Question
A rectangular tank has a base area of 42 cm2. It is half filled with water. If 7 cups of water are poured into the tank, 497 mℓ of water will overflow. If 6 cups of water are poured into the tank, 189 mℓ of water will overflow. Find the height of the tank.
2 m

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A rectangular tank has a base area of 42 cm2. It is half filled with water. If 7 cups of water are poured into the tank, 497 mℓ of water will overflow. If 6 cups of water are poured into the tank, 189 mℓ of water will overflow. Find the height of the tank.