The fifth grade students participate in the martial arts gymnastics performance. The number of people is between 100 and 140. If there are 6 people or 8 people in a row, they will all stand neatly and there will be no surplus. How many people in 5th grade participated in this performance activity?
五年级学生参加武术体操表演活动，人数在100和140人之间，如果6人一列或8人一列，都正好站整齐，没有剩余．五年级有多少人参加了这次表演活动？
<result>120</result>