Question
PSLE
Emma had a basket of white marbles and green marbles in the ratio 13 : 9. She removed an equal number of white marbles and green marbles from the basket. The ratio of the number of white marbles and green marbles left in the basket became 8 : 3. What percentage of the marbles were left in the basket?
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PSLE
Emma had a basket of white marbles and green marbles in the ratio 13 : 9. She removed an equal number of white marbles and green marbles from the basket. The ratio of the number of white marbles and green marbles left in the basket became 8 : 3. What percentage of the marbles were left in the basket?