Question

Harga 1 lusin piring 30.000 berapa harga 5 piring?

Answer 1

 harga 1 lusin piring = 30.000
 1 lusin = 12 buah
12 piring = 30.000
5 piring = a
a = 30.000 x 5/12
a = 12.500

Answer 2

Dik = 1 lusin = 12 buah(piring)
      = harga 1 lusin piring = 30.000

dit = harga 5 buah piring...?

jawab : cari harga 1 piring dulu:
           = 30.000 : 12
           = 2.500/piring

baru cari harga 5 piring:
= 2.500 x 5
= 12.500 

semoga bermanfaat