Five persons are traveling with two luggage bags.Every time,

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Five persons are traveling with two luggage bags.Every time,
need two of them to carry the luggage they bags and they do like this in turn during the travel.Now,they have walked 15km.
Question:How many kilometers did each travel with a luggage bag on walk?
Answer:___________
A.15km B.7.5km C.6km D.30km
并说明选择答案的理由

我选C.因为最后问的是each person走了多远.既然他们是轮流拿,而每次一个人只拿一个.一共走了15公里,5个人,2个袋.所以每个人都有机会拿到A袋和B袋.就应该是15除5再乘2=6.

Five persons are traveling with two luggage bags.Every time, BAGS LUGGAGE 中文是什么? No two persons are the same. He with his friends plays soccer from two to five every day. Now many people are crazy about these two persons you are five foot two. you are do every job of five people,you stand most time you Two bags are on the table.The are ______? love two persons. Two bags are on the table,they‘re______. you are see them,but they are with you every time you fly. there are five ( ) there. 用 people 的正确形式填空.能填 persons 么?为什么?