Question
A rectangular tank measures 45 cm by 35 cm by 20 cm. Water from a tap flows into the tank at 900 mℓ per minute. How long will it take to fill two-fifths of the tank? Express your answer in minutes.
2 m

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A rectangular tank measures 45 cm by 35 cm by 20 cm. Water from a tap flows into the tank at 900 mℓ per minute. How long will it take to fill two-fifths of the tank? Express your answer in minutes.