Question
4 identical 2-cm cubes are placed in an empty rectangular tank of length 71 cm and width 25 cm. The tank is then filled with water from a tap flowing at a rate of 5 litres per minute. It takes 14 minutes to fill up 15 of the tank. What is the height of the tank? Correct your answer to 1 decimal place.
3 m

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4 identical 2-cm cubes are placed in an empty rectangular tank of length 71 cm and width 25 cm. The tank is then filled with water from a tap flowing at a rate of 5 litres per minute. It takes 14 minutes to fill up 15 of the tank. What is the height of the tank? Correct your answer to 1 decimal place.