Question
A bag contains blue and yellow balls in the ratio of 3 : 11. There is a total of 98 balls in the bag. How many more blue balls must be added into the bag so that the number of blue balls will be the same as the number of yellow balls?
2 m

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A bag contains blue and yellow balls in the ratio of 3 : 11. There is a total of 98 balls in the bag. How many more blue balls must be added into the bag so that the number of blue balls will be the same as the number of yellow balls?