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On a map of scale 1:50 000 with contour interval at 20 meters, two places are 4c...


Question

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?

Options

A) 1 : 2

B) 1 : 20

C) 1 : 200

D) 1 : 2000

The correct answer is B.


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