Question
PSLE
A box contained brown beads and pink beads. 30% of the beads were pink. After some purple beads were added to the box, 21% of the beads were pink. What percentage of the beads in the box were purple?
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PSLE
A box contained brown beads and pink beads. 30% of the beads were pink. After some purple beads were added to the box, 21% of the beads were pink. What percentage of the beads in the box were purple?