Question
38 of a packet of balls were red. 45 of the remaining balls were gold and the rest were black. If there were 18 more gold balls than black balls, how many balls were there in the packet altogether?
4 m

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38 of a packet of balls were red. 45 of the remaining balls were gold and the rest were black. If there were 18 more gold balls than black balls, how many balls were there in the packet altogether?