Question
A bag contains grey and brown beads in the ratio of 3 : 11. There is a total of 140 beads in the bag. How many more grey beads must be added into the bag so that the number of grey beads will be the same as the number of brown beads?
2 m

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A bag contains grey and brown beads in the ratio of 3 : 11. There is a total of 140 beads in the bag. How many more grey beads must be added into the bag so that the number of grey beads will be the same as the number of brown beads?