Question
PSLE
A box contained gold marbles and green marbles. 60% of the marbles were green. After some brown marbles were added to the box, 54% of the marbles were green. What percentage of the marbles in the box were brown?
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PSLE
A box contained gold marbles and green marbles. 60% of the marbles were green. After some brown marbles were added to the box, 54% of the marbles were green. What percentage of the marbles in the box were brown?