Yg di bulatin aja Please Bsk dikumpul

38.hb=2 drum x netto=421.200
bruto=40 kg
tara=2,5%=2,5/100.40=1 kg
netto=bruto-tara=40-1 kg=39 kg
hb=2 drum x 39 kg=421.000
=68 kg=421.000
hj=7.290/kg
hj seluruhnya=68 x 7.290=495.720
u=hj-hb
=495.720-421.000=74.720
%u=74.720/421.000 x 100%
=b. 30%