9000:(50*2) =9000:100=90
8400:(25*4)= 84000:100=840
150.000:(200*5) =150000 :1000 =150
42.000:(7*1.000) =42000 :1000 :7= 42 :7=6
60.000:(200*5) =60000 :1000 =60
400.000:(1.000*8) =400000 :1000:8= 400:8=50
