This should take a 9-12 year old to run a mile is 6-9 min.
9mins
A 28 year old female should be able to run a mile in about 7 minutes. Therefore, a three mile run should take about 21 minutes.
3.4 centimeters per year, so multiply that by one mile or one kilometer (0.6 of a mile)
About one year.
This is a personal thing, you need to know how fast on average that you run. This is best done by averaging how long you run in say 5 or a 10 mile session and record the time.
not at all if your a intermediate runner beginners usually take about 12 mins for a mile
fast.
Should be fine as long as he takes the correct doses.
an ten year old boy would run 6-8 minutes to run in a mile
At 71 I walk a mile 14 min 17 sec and run a mile 11min 55 sec.
well it depense on if the 6 year old can run fast or not