Jawapan

2016-08-24T06:27:40+08:00
Cth :
Harga jual : RM 150
Harga kos : RM 90

Keuntungan = RM 150 - RM 90 = RM 60

RM60
_______ × 100% = 40%
RM 150 ____
bahagi harga jual @ harga kos?
harga jual