Question
PSLE
A bag contains marbles of three different colours. 16 of the marbles are green. The ratio of the number of yellow marbles to that of red marbles is 7 : 3. What is the ratio of the number of green marbles to that of red marbles?
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PSLE
A bag contains marbles of three different colours. 16 of the marbles are green. The ratio of the number of yellow marbles to that of red marbles is 7 : 3. What is the ratio of the number of green marbles to that of red marbles?