Question
PSLE
The mass of a container with 65 identical balls is 946 g. When 25 of the balls are thrown away, the mass of the container with the remaining balls is 521 g. What is the mass of each ball?
2 m

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PSLE
The mass of a container with 65 identical balls is 946 g. When 25 of the balls are thrown away, the mass of the container with the remaining balls is 521 g. What is the mass of each ball?