An analysis of subject entries shows that maths accounted for 14.3 per cent of all A-levels sat by boys, but just 7.6 per cent among girls. Further maths made up 2.6 per cent of boys’ exams compared with 0.9 per cent for girls, while physics accounted for 7.6 per cent of all A-levels taken by boys against just 1.7 per cent for girls.