Question
Mr John had some gyozas. He ate 13 of them on Wednesday and 18 of the remainder on Thursday. He bought another 20 gyozas and then he had as many gyozas as he had at first. How many gyozas did he have at first?
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Mr John had some gyozas. He ate 13 of them on Wednesday and 18 of the remainder on Thursday. He bought another 20 gyozas and then he had as many gyozas as he had at first. How many gyozas did he have at first?