Respuesta :

The scale 1:250,000 indicates that 1 centimeters in the map represent 250,000 centimeters in real distance.
So, the calculation for the actual distance would be:

8.5 cm x 250,000 = 2,125,000 cm

since 1 km = 100,000 cm

2,125,000 cm =  21,25 Km