Question
A rectangular container measures 50 cm by 35 cm by 20 cm. Water from a tap flows into the container at 800 mℓ per minute. How long will it take to fill four-fifths of the container? Express your answer in minutes.
2 m

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A rectangular container measures 50 cm by 35 cm by 20 cm. Water from a tap flows into the container at 800 mℓ per minute. How long will it take to fill four-fifths of the container? Express your answer in minutes.