SOLUTION: A rectangular tank measuring 80cm by 50cm by 40cm was 1/4 filled with water. 4 identical weights were placed in to the tank and the water level rose by 20%. when more water was add

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Question 1160423: A rectangular tank measuring 80cm by 50cm by 40cm was 1/4 filled with water. 4 identical weights were placed in to the tank and the water level rose by 20%. when more water was added , there was a further increase of 10% of the water level. find the total volume of the water and 4 weights.
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