Question
Albert gave 16 of his cards to Wesley, 14 of his cards to Japheth and 16 of his cards to Simon. He then had 25 cards left. How many cards had he at first?
4 m

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Albert gave 16 of his cards to Wesley, 14 of his cards to Japheth and 16 of his cards to Simon. He then had 25 cards left. How many cards had he at first?