Question
A tank containing some water and 5 identical stones has a mass of 1 kg 630 g. When the 5 stones were taken out, the mass of the tank of water became 715 g. Find the mass of each stone. (Give the answer in g)
4 m

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A tank containing some water and 5 identical stones has a mass of 1 kg 630 g. When the 5 stones were taken out, the mass of the tank of water became 715 g. Find the mass of each stone. (Give the answer in g)