甲在65min内走了4km,130min走了8km;乙每小时走6km,所以每57min走5.7km,再休息10min,124min走11.4km,然后再休息10min;所以在130min时,纤穗甲乙相距0.6km;在134min时,甲又前猜中进了16/60 km,甲乙相距(0.6-16/60)km;穗竖山(0.6-16/60)/(4/60+6/60)=2min,(0.6-16/60)km的距离甲乙又用了2min才相遇;所以总共用了136min