Thread: Think you can make it?
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Old 07-12-2012, 07:20 PM   #26
alexbookhyip
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Oct 2005
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Using a 12 inch ruler marked in 1/16ths, what is the "magical number" used to plot lat/lons from a 7.5 min. topo map?

a. 12 inches
b. 6 1/4 inches
c. 9 6/16 inches
d. 7.225 inches
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