Question
Flynn had 4 more grey coins than black coins at first. His uncle then gave him 20 grey coins and his colleagues gave him 168 black coins for Christmas. Flynn realised that he now had five times as many black coins as grey coins. How many coins did Flynn have in the end?
4 m

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Flynn had 4 more grey coins than black coins at first. His uncle then gave him 20 grey coins and his colleagues gave him 168 black coins for Christmas. Flynn realised that he now had five times as many black coins as grey coins. How many coins did Flynn have in the end?