Question
There were 278 students at a parade square at first. After 38 of the boys and 12 of the girls left, there were still 40 more girls than boys at the parade square. How many girls were there in the end?
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There were 278 students at a parade square at first. After 38 of the boys and 12 of the girls left, there were still 40 more girls than boys at the parade square. How many girls were there in the end?