(25*20)*(100*8)
(32*20)*(80*8)
(32*25)*(50*10)
(40*20)*500
(40*25)*500
(40*32)*420
(50*20)*280
(50*25)*280
(50*32)*280
(50*40)*270
63*20
(63*25)*144
(63*32)*144
(63*40)*128
(63*50)*128
75*32
75*40
(75*50)*80
(75*63)*75
90*40
90*50
(90*63)*39
(90*75)*39
(110*50)*25
(110*63)*25
(110*75)*25
(110*90)*18
125*110
140*110
160*90