If you were buying nuts, would you rather pay $9/kg or $4/500g?

Answer 1

ignore the last reply, but look at this posting

http://www.jiskha.com/display.cgi?id=1256748805

Answer 2

So it would be $4/500g because $4/1/2kg * 2/2= $8/1kg.
$8<$9

Answer 3

correct again.