Students in Class 51 (less than 60 people) bought 310 exercise books. If there are 37 books left after distributing the same number of exercise books to each student, how many people are there in Class 51?
五1班同学(少于60人)买了310本练习本，如果分给每个同学相同数量的练习本后还余下37本，那么五1班有多少人．
<result>39</result>