Question
PSLE
A bag contains cards of three different colours. 18 of the cards are yellow. The ratio of the number of orange cards to that of brown cards is 2 : 3. What is the ratio of the number of yellow cards to that of brown cards?
2 m

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PSLE
A bag contains cards of three different colours. 18 of the cards are yellow. The ratio of the number of orange cards to that of brown cards is 2 : 3. What is the ratio of the number of yellow cards to that of brown cards?