Here is your puzzle:
Question #1 - Assuming the following chart as a guide:
If CAB = 914, then what would DIG be equal to? DECFAB
Question #2 - If 48327 = 6 and 43256 = 2, then 57632 = G
Question #3 - If PLAY = 6123 and RHYME = 49387, then MALE = JIDH
Now, take your answers and complete the coordinates:
N 40 AB.CDE
W 083 FG.HIJ
You can check your answers for this puzzle on GeoChecker.com.