The engineering team had to rush to build a road, and completed the 980-meter project within a week. If they work 7 hours a day, how many meters of work can they complete on average per hour? (7 days a week)
工程队要赶工修筑一条路，在一个星期之内完成了980米的工程．如果他们每天工作7小时，那么平均每小时大概完成多少米的工程？(一星期7天)
<result>140</result>