R RodMac New member Feb 10, 2009 #2 60 ft = 720 in If 9 in represent 720 in The Ratio is 9:720 = 1:80
R RodMac New member Feb 10, 2009 #3 60 ft = 720 in If 9 in represent 720 in The Ratio is 9:720 = 1:80