Question
PSLE
The mass of a container with 51 identical beads is 786 g. When 21 of the beads are removed, the mass of the container with the remaining beads is 429 g. What is the mass of each bead?
2 m

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PSLE
The mass of a container with 51 identical beads is 786 g. When 21 of the beads are removed, the mass of the container with the remaining beads is 429 g. What is the mass of each bead?