Question
A bag contains red and grey marbles in the ratio of 2 : 11. There is a total of 104 marbles in the bag. How many more red marbles must be added into the bag so that the number of red marbles will be the same as the number of grey marbles?
2 m

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A bag contains red and grey marbles in the ratio of 2 : 11. There is a total of 104 marbles in the bag. How many more red marbles must be added into the bag so that the number of red marbles will be the same as the number of grey marbles?