On average, it takes 10-20 seconds to run 100 meters, depending on various factors such as age, fitness level, and running technique. The current world record for 100 meters is 9.58 seconds, set by Usain Bolt in 2009.
The average time to run 20 miles for seasoned runners is around 2.5 to 3 hours. For beginners, completing 20 miles without a stop is a notable milestone, regardless of the time taken.
On average, it takes about 12-15 minutes to run 1.5 miles. Your 1.5-mile run time depends mostly on age, fitness level, terrain, and weather conditions.
For beginners, completing a 5-mile run is an achievement regardless of the time taken. 45-60 minutes for 5 miles is a good benchmark for novice runners.