SOLUTION: There are g green marbles, r red marbles, and b blue marbles in a bag, and the chance of draawing a blue marble is 2/5. If w white marbles are added to the bag, the chance of drawi

Question 317178: There are g green marbles, r red marbles, and b blue marbles in a bag, and the chance of draawing a blue marble is 2/5. If w white marbles are added to the bag, the chance of drawing a blue marble becomes 1/4. What is the ratio of white marbles to blue marbles in the final bag?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
.
.
.
2.
.
.
.
From eq. 1,

From eq. 2,

Substitute from above,

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