It is 20/2 = 10 miles long
2*(20 + 8) = 56 miles.
20 minutes 60 miles = 1 hour = 60 minutes 10 miles = 10 minutes 20 miles = 20 minutes
20 kilometers is approximately 12.4 miles.
Long Island is approximately 118 miles long and about 20 miles wide at its widest point.
100
It will take 20 min to go 20 miles at 60 mph.
20 miles long 4 miles across
20
The Solent is about 20 miles long, stretching from the easternmost point of the Isle of Wight to the city of Southampton on the mainland, in the south of England.
20 mph = 20 miles in one hour so half of that is the answer 10 miles in half an hour = 30 minutes
16