This is a Bonus Cache for those that have completed the Adventure Lab Cache Anglesea Adventure.
You can get the details to complete the lab from the link below or the QR code.
Anglesea Adventure

Once you have completed the adventure lab you will have 5 bonus questions answered.
Use the 5 bonus answers to calculate below.
A = ( ( Clue C - Clue B ) / 70 ) - 20
B = ( Clue D * 2 ) - 17
C = ( ( Clue E - Clue D ) / Clue A ) - 2
D = ( Clue B * 4 ) - 208
E = ( Clue C - 433 ) - (Clue B * Clue E )
F = ( Clue A * 4 ) - ( Clue E - 3 )
Once you have solved the above the cache can be found at
S38 23.ABC E144 11.DEF
You should have totals as;
S32 E18
Good Luck!