Question
PSLE
At first, a box contained 3 pink beads and some green beads. After some pink beads were added, 57 of the beads were green. After 72 silver beads were added to the box and now, 511 of the beads were green. What was the number of pink beads added?
2 m

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PSLE
At first, a box contained 3 pink beads and some green beads. After some pink beads were added, 57 of the beads were green. After 72 silver beads were added to the box and now, 511 of the beads were green. What was the number of pink beads added?