Question
A bag contains yellow and blue marbles in the ratio of 2 : 11. There is a total of 130 marbles in the bag. How many more yellow marbles must be added into the bag so that the number of yellow marbles will be the same as the number of blue marbles?
2 m

Click button first when a symbol is required. X

A bag contains yellow and blue marbles in the ratio of 2 : 11. There is a total of 130 marbles in the bag. How many more yellow marbles must be added into the bag so that the number of yellow marbles will be the same as the number of blue marbles?