Question
There were 316 red, white and green marbles in a bag. Given that there were 151 more red marbles than green marbles and 81 more white marbles than green marbles, how many green marbles were there in the bag?
4 m

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There were 316 red, white and green marbles in a bag. Given that there were 151 more red marbles than green marbles and 81 more white marbles than green marbles, how many green marbles were there in the bag?