10 minutes or so. Constant speed, keep the medium speed, the normal walking speed of adults is 4 km/h, and so on, 700 meters for ten minutes.
It takes 350 seconds to walk 700 meters. The average walking speed of adults is generally 2 meters per second. According to the speed formula: v = s/t, t = s/v = 700m/2m/s = 350s.
Generally speaking, it takes about 3 minutes to run 700 meters. But if you walk, the speed will be even, and it will take about 7 to 8 minutes to maintain a moderate speed.