JUST A BAKER'S DOZEN?? Mystery Cache

This puzzle is all about Arkansas Counties. You must solve the puzzle listed below to find the cache. Rounding may occur:

Number of letters in the County name with the most letters _____ – 3 = T
Number of counties in the State _____ / 15 = G
One County is surrounded by more counties than any other. How many? _____ – 4 = B
Number of letters in the oldest county _____ * 6 / 24 = F
How many counties have 2 county seats _____ * 3 - 30 = V
How many square miles are in the largest county _____ - 4 / 207 = Z
How many counties start with the letter T _____ = S
Number of letters in the County name with the least letters _____ = U
What year was the newest county established _____ / 7 - 269 = Y
How many counties are between Benton County & Clay County _____ * 4 / 14 = C
How many counties are on the borders of Arkansas _____ +1 / 6 = E
How many counties were established in 1873 _____ = D
Number of square miles in the smallest county _____ - 76 / 10 / 9 = W
How many letters of the alphabet are used for the first letter of county names _____ / 5 /2 = X
How many counties have 634 square miles _____ +1 = A

N AB CD.EFG
W STU VW.XYZ

N check sum = 30 W check sum = 24