The actual distance between Huai'an and Beijing is about 1000 km. The distance between the two places is 5 cm measured on a map. Find the scale of this map

The actual distance between Huai'an and Beijing is about 1000 km. The distance between the two places is 5 cm measured on a map. Find the scale of this map

Scale = distance on map: actual distance
5cm: 1000km
=5 cm: 10 million cm
=1 :200 00000