Pounds can't be converted to gallons. Pounds measure mass, while gallons measure volume.
335 lbs
335g is 0.739 pound.
approximately 4
One US gallon of water weighs about 8.345 lbs. 1700 gallons is about 14,186.5 lbs.
http://www.letmegooglethatforyou.com/?q=125g+to+lbs
130 US gallons is about 1,085.5 pounds.
About 8.35 pounds.
About 21k lbs.
About 42 pounds.
200 lbs
20 lbs = 9071.85g
Clear ice weighs about 7.6 lbs per gallon so 21 gallons would weigh about 160 lbs.