Map Reduction and Enlargement

Question

1). If the Scale of the original map is 1:50,000 and ask to draw a new map of 1:150,000. By how many times are you going to enlarge or reduce the map?
2). If the map extract has a scale of 1:100,000,how many times are you going to enlarge or reduce your map to an outline of 1:25,000?

Answer 1

1. It will be reduced by 3.
150,000/3 =50,000
2. It will be increased by 4.
25,000 x 4 =100,000

Answer 2

Zerihun