mn5*?=
=4,5*4=20,4n+2=10,n=2
=8,5*8=40,8n+4=20,n=2;8n+4=60,n=7
m25*4=(4m+1)*100,9>=m>=3
m25*8=(8m+2)*100,9>=m>=1
m75*8=(8m+6)*100,9>=m>=1
mn5*?=
=4,5*4=20,4n+2=10,n=2
=8,5*8=40,8n+4=20,n=2;8n+4=60,n=7
m25*4=(4m+1)*100,9>=m>=3
m25*8=(8m+2)*100,9>=m>=1
m75*8=(8m+6)*100,9>=m>=1