Jika 1/2 kg beras harganya Rp5000 berapa harga 3 kg beras????

1/2 kg = 5.000
3 kg = 5.000 x (3 : 1/2)
= 5.000 x ( 3x2)
= 5.000 x 6
3 kg = Rp. 30.000

1/2 kg = 5000
3 kg = 30.000
caranya :
1/2 kg × 6 = 3 kg
5000 × 6 = 30.000