nr elevilor premiati cu medalia de aur=(8,(3)*600)/100=8,(3)*6=49,(9)=50
nr elevilor premiati cu medalia de argint=(16,(6)*600)/100=16,(6)*6=99,(9)=100
nr elevilor premiati cu medalia de bronz=(25*600)/100=25*6=150
nr total al elevilor premiati=50+100+150=300