Question
A bag contains gold and green balls in the ratio of 2 : 11. There is a total of 117 balls in the bag. How many more gold balls must be added into the bag so that the number of gold balls will be the same as the number of green balls?
2 m

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A bag contains gold and green balls in the ratio of 2 : 11. There is a total of 117 balls in the bag. How many more gold balls must be added into the bag so that the number of gold balls will be the same as the number of green balls?