Question
PSLE
The mass of a box with 61 identical marbles is 709 g. When 26 of the marbles are set aside, the mass of the box with the remaining marbles is 501 g. What is the mass of each marble?
2 m

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PSLE
The mass of a box with 61 identical marbles is 709 g. When 26 of the marbles are set aside, the mass of the box with the remaining marbles is 501 g. What is the mass of each marble?