Question
In a hall, 17 of the girls wore caps. After 69 girls who wore caps entered the hall, the percentage of girls who wore caps increased to 80%. How many girls in the hall did not wear caps?
2 m

Click button first when a symbol is required. X

In a hall, 17 of the girls wore caps. After 69 girls who wore caps entered the hall, the percentage of girls who wore caps increased to 80%. How many girls in the hall did not wear caps?