Photo prints price

ขนาดนิ้ว
4×6 = 3
5×7 = 7
6×8 / A5 = 13
8×10 = 20
8×12 / A4 = 30
10×12 = 50
10×15 = 60
12×15 = 80
12×18 = 100
16×20 = 160
16×24 = 190
20×24 = 230
20×30 = 260
24×30 = 350
24×36 = 450
30×40 = 550