Answer:
hchctftdyfubuh6f6fuvtdrvinivyvobyzecuctcy
50 yards
Step-by-step explanation:
22.386
none
8-4=4
if every 2 years, 4 gallons disappear
then every 1 year, 2 gallons disappear
meaning that by 5 years there will be no substance left.
(5*2=10)