75% Criteria Confusion

Guys Mai thodi confused hu Boards ka jo 75% criteria hota hai Usme 5 sub ka avg 75 hona hoga Ya phys chem maths ka 75 hona chahiye 5 sub hone se mere 75 shayad aa bhi jaye Lekin phys chem mathsme bilkul nhi hoga Phys me pass hongi bas maybe 50 Aur chem aaj hai pata nhi pass hongi ya nhi But maths hindi eng i can score 270 in them Plz help Asking for eligibility in drop year Am very scared Feel like crying