Fred's final mark in an online course was determined entirely by two exams.The mid-term exam was out of x marks and was worth 25% fo his final mark.The final exam was out of 2x marks and was worth 75% of his final mark.Fred scored 40 marks on the fir
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/30 01:09:38
x?N0ƯT
I0]N!qԈĮl@H BAŀ PBqNߟ'њ88H(`
%e.H3%F@L8IG2 9΄#%ѺN3X