概率中的会面问题是高中数学学习中的难点,学生往往难以用变量的思想来描述问题的实质.本文就会面问题和读者谈谈.会面问题两人相约7时到8时在某地会面,先到者等候另一人20分钟,过时就可离去,试求这两个人能会面的概率. Probability of meeting problems is the difficulty of high school mathematics learning, students often difficult to describe the essence of the problem with the variables of ideas.This article will meet with readers to talk about the issue of meeting two people meet 7:00 to 8:00 in a meeting, The first person to wait for another 20 minutes, out of date can leave, try to meet the probability of these two people.