tolong bantu yyyyya pliss

8. 20/100x50.000.000= 10.000.000
50.000.000+10.000.000=60.000.000
9. A. 100.000/500.000x100%= 20%
B. 150.000/1000.000x100%= 15%
C. 200.000/2000.000x100%= 10%
D. 150.000/3000.000x100%= 5%
untung terbesar pedagang A