200*3+200=4800:6
4800:6=800
200*3+200=800
800=800
200y+200=4800:6
200y+200=800
200y=800-200
200y=600
Y=600/200
Y=3
200*3+200=4800:6
4800:6=800
200*3+200=800
800=800
200y+200=4800:6
200y+200=800
200y=800-200
200y=600
Y=600/200
Y=3