Question
An empty tank has dimension 70 cm by 45 cm by 40 cm. A tap was turned on to fill into the tank at the rate of 4 litres per minute. How long did take for 45 of the tank to be filled with water? Give your answer in minutes.
2 m

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An empty tank has dimension 70 cm by 45 cm by 40 cm. A tap was turned on to fill into the tank at the rate of 4 litres per minute. How long did take for 45 of the tank to be filled with water? Give your answer in minutes.