Question
PSLE
A bag contains cards of three different colours. 19 of the cards are brown. The ratio of the number of red cards to that of yellow cards is 3 : 2. What is the ratio of the number of brown cards to that of yellow cards?
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PSLE
A bag contains cards of three different colours. 19 of the cards are brown. The ratio of the number of red cards to that of yellow cards is 3 : 2. What is the ratio of the number of brown cards to that of yellow cards?