On a map of scale 1:50 000 with contour interval at 20 me...
On a map of scale 1:50 000 with contour interval at 20 meters, two places are 4cm apart and one lies five contour intervals higher than the other.
The Gradient along a straight line between the two places is approximately?
1 : 2
1 : 20
1 : 200
1 : 2000
Correct answer is B
No explanation has been provided for this answer.
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