What percentage do I use on a photocopier to change an architectural drawing from scale 1:50 to scale 1:20

To go from 1:50 scale to 1:20 scale on a photocopier, you would need to set the percentage at 40% (20/50). Be careful, the scale may be distorted.
Updated on Friday, February 03 2012 at 11:42PM GMT
Collection: scale