Question
PSLE
The mass of a container with 64 identical balls is 795 g. When 22 of the balls are used, the mass of the container with the remaining balls is 421 g. What is the mass of each ball?
2 m

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PSLE
The mass of a container with 64 identical balls is 795 g. When 22 of the balls are used, the mass of the container with the remaining balls is 421 g. What is the mass of each ball?