Question
PSLE
At first, a container contained 10 pink beads and some grey beads. After some pink beads were added, 57 of the beads were grey. After 60 gold beads were added to the container and now, 513 of the beads were grey. What was the number of pink beads added?
2 m

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PSLE
At first, a container contained 10 pink beads and some grey beads. After some pink beads were added, 57 of the beads were grey. After 60 gold beads were added to the container and now, 513 of the beads were grey. What was the number of pink beads added?