Tweet. Obviously, the answer depends on how fast you walk, but the average person, walking without children can walk a mile in about 20 to 30 minutes. In contrast, you can run a mile in 5 to 9 minutes. If there are inhinderances like steep or uneven terrain, add time to your journey.
The normal limits of the human gestation period are from 37 weeks (259 days) to 42 weeks (293 days); days and weeks are counted as completed days and weeks.
Lesson Summary. Human gestation is the period of time spent growing and developing in the uterus. Gestation is 40 weeks long and is divided into three trimesters. The first trimester includes conception and organogenesis. In the second trimester there is weight gain and further development.