Yes...
But if you put a firework in your bumhole...
20 to 30 mph
about 30 mph!
20 to 30 mph
30 mph
2.25 miles
It is impossible to run that fast, but if it were, it would take 2 hours.
No. The top speed for this species is around 30-35 mph.
A Hippo can run from 18 mph / 30 khm; to 30 mph / 50 khm and the "Average Human" can run between 14 and 27 mph (Olympic sprinters ignored for the purposes of this question) - so the answer would be that a Hippo can, on average, outrun a human.
30-35 mph
YES
50 mph for 160 yards
No; a grizzly bear can run about 30 MPH. A horse can run about 40 MPH. Horse speed can vary by breed, however.