As many as he can.
You should walk a minimum of 30 minutes a day. The time and frequency are more important than the distance.
Many of them can do it.
It is a little-known but well documented fact that all thirteen-year-old boys walk exactly 1.11 miles per day or 405.15 miles during the time period between their13th and 14th birthday. The only exception to this fact is when leap year falls during the year that they are thirteen, in which case they walk 406.26 miles.
The average is 12K a year.
should a 6 year old walk on a roof
about 300 miles a year
The average is 12,000 miles per year. About 190,000 miles as of 2011.
The average person drives about 12,000 to 15,000 miles a year. The car should have between 120,000 to 150,000 miles on it.
U.S. Average 15,000 - 20,000 miles
120,000 to 144,000. This is using 10,000 to 12,000 miles per year.
The average vehicle should be driven 10,000 to 15,000 miles per year. At that average, depending on when the SUV was purchased, it should have 30,000 to 45,000 miles.
120,000 to 144,000. This is using 10,000 to 12,000 miles per year.