Question
There were 5 times as many girls as boys in the classroom at first. After 6 girls left and 7 boys entered the classroom, there were 7 more girls than boys remaining in the classroom. What was the number of girls in the classroom at first?
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There were 5 times as many girls as boys in the classroom at first. After 6 girls left and 7 boys entered the classroom, there were 7 more girls than boys remaining in the classroom. What was the number of girls in the classroom at first?