Question
PSLE
The mass of a box with 60 identical balls is 836 g. When 23 of the balls are sold, the mass of the box with the remaining balls is 468 g. What is the mass of each ball?
2 m

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PSLE
The mass of a box with 60 identical balls is 836 g. When 23 of the balls are sold, the mass of the box with the remaining balls is 468 g. What is the mass of each ball?