A boy has twice the no of blue marbles as of green marbles.his friend gave 60 more green marbles to him. Now the no blue marbles becomes equal to green marbles. find the initial no of green and blue marbles
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Let the no. of blue marbles=x and green marbles=y
x=2*y
y+60=x
y+60=2*y => y=60
=> x=120
Therefore 60 green and 120 blue marbles
x=2*y
y+60=x
y+60=2*y => y=60
=> x=120
Therefore 60 green and 120 blue marbles
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