After the implementation of the new charging standard for primary school students, each student will have to pay 75 yuan for textbooks and 15 yuan for homework every semester. There are 48 students in one class.
小学生上学实行新的收费标准后，每人每学期要交课本费75元，作业本费15元，1班有学生48人，这个班的学生每学期入学一共要交多少元
<gadget id="calculator">75 + 15</gadget>
<output>90</output>

<gadget id="calculator">90 * 48</gadget>
<output>4_320</output>

<result>4_320</result>