mik quên rồi sorry
Hk tốt,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,......................................................................................................................................................................................................
Số tiền lãi sau khi bán số hàng là :
50 400 000 - 45 000 000 =5 400 000(đồng )
Số phần trăm tiền lãi sau khi bán số hang so với số tiền mua hàng là:
5 400 000 : 45 000 000=0,12=12%
Đáp số : 12%