A: The American System was presented by Speaker Henry Clay in 1824 as a plan to strengthen and unify the nation through national development. The plan was advanced by additional leading politicians, including John Quincy Adams and John C. Calhoun.
If you're talking about the actual time it takes to physically run a 5k (and not how long it would take to train for one), it's about 30 minutes. 5k is around 3.1 miles, so if â¦ you average 10 minutes per mile, it's 30 minutes total.
On average though, a mile can be walked in about 15-20 minutes. Therefore walking a half-marathon will take an average of 3-4 hours depending on how fast you are walking per mile.This of course will depend on where you live and what your preferences are.n average though, a mile can be walked in about 15-20 minutes. Therefore walking a half-marathon will take an average of 3-4 hours depending on how fast you are walking per mile. This of course will depend on where you live and what your preferences are.