Question
PSLE
Diana had a basket of red balls and yellow balls in the ratio 18 : 7. She removed an equal number of red balls and yellow balls from the basket. The ratio of the number of red balls and yellow balls left in the basket became 3 : 1. What percentage of the balls were left in the basket?
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PSLE
Diana had a basket of red balls and yellow balls in the ratio 18 : 7. She removed an equal number of red balls and yellow balls from the basket. The ratio of the number of red balls and yellow balls left in the basket became 3 : 1. What percentage of the balls were left in the basket?