小楷跟小治兩兄弟各帶了 60 顆新鮮雞蛋到市場賣,429Please respect copyright.PENANA8NRk94T2aV
小楷要賣 3 顆 5 元,小治要賣 2 顆 5 元;429Please respect copyright.PENANA3VKOXxi9lF
他們正在準備擺攤的時候想到,兩個人分開賣會互相搶生意,429Please respect copyright.PENANAqaHx276xA1
所以就改把兩個人的雞蛋一起賣,429Please respect copyright.PENANARVFcRu3key
他們都想用自己原來的價格, 3 顆 5 元跟 2 顆 5 元合起來就是 5 顆 10 元,429Please respect copyright.PENANA2pxyuiy4np
就這樣把 120 顆雞蛋都賣光了,賣得 120 / 5 * 10 = 240 元;429Please respect copyright.PENANAErnALEXlob
但是等他們回家的時候發現,429Please respect copyright.PENANAUle1RHCpkt
小楷要分 60 / 3 * 5 = 100 元,小治要分 60 / 2 * 5 = 150 元,429Please respect copyright.PENANAbnuhut1puz
但錢卻不夠分,到底是哪裡出錯了呢?429Please respect copyright.PENANAL8LqtD1LBW