Question
PSLE
Shiyun had a basket of brown marbles and blue marbles in the ratio 16 : 9. She removed an equal number of brown marbles and blue marbles from the basket. The ratio of the number of brown marbles and blue marbles left in the basket became 10 : 3. What percentage of the marbles were left in the basket?
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PSLE
Shiyun had a basket of brown marbles and blue marbles in the ratio 16 : 9. She removed an equal number of brown marbles and blue marbles from the basket. The ratio of the number of brown marbles and blue marbles left in the basket became 10 : 3. What percentage of the marbles were left in the basket?