عدد التلميذ فى الفصل هو 28تلميذ
النصف يدرس الرياضيات وعددهم 14
والربع موسيقى وعددهم 7
والسبع يلود بالصمت وعددهم 4
و3 نساء
اذن اجمالى العدد =14+7+4+3=28تلميذ
There are a total of 28 students in the classroom. Half of them study mathematics, which is 14 students. A quarter study music, which is 7 students. Seven students study quietly, and 3 are women. Therefore, the total number of students is 14+7+4+3=28.