Question
PSLE
The mass of a box with 53 identical marbles is 886 g. When 20 of the marbles are given away, the mass of the box with the remaining marbles is 486 g. What is the mass of each marble?
2 m

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PSLE
The mass of a box with 53 identical marbles is 886 g. When 20 of the marbles are given away, the mass of the box with the remaining marbles is 486 g. What is the mass of each marble?