Question
In a hall, 78 of the students wore sweaters. After 184 students who wore sweaters left the hall, the percentage of students who wore sweaters decreased to 30%. How many students in the hall did not wear sweaters?
2 m

Click button first when a symbol is required. X

In a hall, 78 of the students wore sweaters. After 184 students who wore sweaters left the hall, the percentage of students who wore sweaters decreased to 30%. How many students in the hall did not wear sweaters?