cara sm jawabanNya ky gman?Bantu dong ka

1 = HB = 8×45000
HJ a = 3×44500
HJ b = 5×52500

Penyelesaian :
a 133.500 + 262500 = 396000
b 8 × 45000 = 360000-396000=36000
= 396/360 ×100% = 1,1 %

Semoga membantu, dan maaf kalau salah..