Explanation:
Conversion between Miles and Kilometer:
1 mile = 1.609km.
100 miles = 1.609km * 100 = 160.9km,
160.9km - 100km = 60.9km.
Hence the 2 places that are 100 miles apart is 60.9km further away than the places that are 100km apart.
7.8m questions
10.5m answers