Question
The figure is not drawn to scale. Tank R measuring 54 cm by 45 cm by 15 cm contained 36.24 ℓ of water. Tank S measuring 40 cm by 30 cm by 35 cm contained 18 ℓ of water. Daniel poured some water from Tank R into Tank S without spilling and the water level of Tank S rose to 29 cm. What was the height of water level left in Tank R?
4 m

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The figure is not drawn to scale. Tank R measuring 54 cm by 45 cm by 15 cm contained 36.24 ℓ of water. Tank S measuring 40 cm by 30 cm by 35 cm contained 18 ℓ of water. Daniel poured some water from Tank R into Tank S without spilling and the water level of Tank S rose to 29 cm. What was the height of water level left in Tank R?