Question
There were 332 blue, green and orange balls in a box. Given that there were 170 more blue balls than orange balls and 78 more green balls than orange balls, how many orange balls were there in the box?
4 m

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There were 332 blue, green and orange balls in a box. Given that there were 170 more blue balls than orange balls and 78 more green balls than orange balls, how many orange balls were there in the box?