Is 272 oz greater than 20 lb

We know that 1 lb = 16 oz

So lets convert the 20 lb to oz and then compare the two quantities in consistent units.

If 1 lb = 16 oz then 20 lb are equal to 20*16 oz, that is

20 lb = 20*16 oz = 320 oz

therefore,

320 oz are greater than 272 oz, or,

20 lb are greater that 272 oz