一天,爸爸给鲁班和鲁汉两人布置了任务,让他俩每人从木板材上锯下长10尺、宽3寸、厚3寸的长方体木条。(尺与寸是中国古代的长度单位,1米=3尺、1尺=10寸)“哥哥,我们俩合起来干如何?”鲁班建议道。鲁汉心想:我比鲁班年长2岁,力气也比鲁班大,合起来干自己肯定吃亏,于是拒绝了。“还是各干各的,咱们比比谁先做完。”鲁班不服气道:“比就比,输掉的人今晚洗碗!” One day, my father arranged tasks for both Luban and Luhan, allowing each of them to saw a rectangular bar of 10 feet long by 3 inches wide and 3 inches thick from a wooden plank. (Ruler and inch are the unit of length in ancient China, 1 meter = 3 feet, 1 foot = 10 inches) “Brother, what should we do together?” Lu Han thought: I am older than Luban 2 years old, strength is also greater than the Luban class, together they must have suffered a loss, so refused. “Or all the dry, let’s finish than the first. ” Luban not convinced: "Than the ratio, lose the people to wash the dishes tonight!