Question
PSLE
A box contained white marbles and gold marbles. 70% of the marbles were gold. After some pink marbles were added to the box, 35% of the marbles were gold. What percentage of the marbles in the box were pink?
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PSLE
A box contained white marbles and gold marbles. 70% of the marbles were gold. After some pink marbles were added to the box, 35% of the marbles were gold. What percentage of the marbles in the box were pink?