假定50件都是Tshirt,50x12=600,差值81需由27件$3差价找齐。so, 27shorts,23Tshirts
所有跟帖:
• 如果给小孩讲呢? -Dragon-Daddy- ♀ (0 bytes) () 10/23/2013 postreply 17:59:50
• Assume all 50 are Tshirts, then the total will be $600. the dif -Lily3- ♀ (43 bytes) () 10/23/2013 postreply 18:05:42