In an examination 80% candidates passed in English and 85% candidates passed in Mathematics. If 73% candidates passed in both these subjects, then what percent of candidates failed in both the subjects?

Students Passed in English= 80%
Students Passed in Mathematics= 85%
Students Passed in both Subjects=73%
Students Passed at least one Paper=(80+85)-73=92%
Students failed in both Subjects=100-92=08%