Bagrut degree for university?

Hello my name is nana, I've come here from Georgia in Israel 4 months ago,with my family : husband, doughter and son. The point of my question is that my son has graduated in Georgia, Tbilisi 11 forms, now he studies in jeshiva-school in Jerusalem. After graduation of rhe school he wants pass at the university, on the business faculty. Which level bagrut is enough to pass to the univerdity? Thanks in advane! Regarding Nana Pitimashvili.