star7788 wrote:對不起,這題我也不會,請問有解答嗎?15個人.要輪9個小時的工作.最少要6人同時一起工作,問 每個人平均最少要輪多久?...(恕刪) (9X6)/15=3.6小時 三小時36分鐘會很難嗎
vicki4320001 wrote:RROY wrot...(恕刪) 離金錢豹最近的那所andy9999 wrote:star7788 ...(恕刪) 我想得太複雜了J@N wrote:RROY wrot...(恕刪) T也算女的吧哈哈阿翔 wrote:RROY wrot...(恕刪) 最好小孩子看得出來辣