Вроде бы они идут в шк с 5 лет,возможно у тебя дан текст ,прочитай ,может там указанно конкретно ответ: British boys and girls begin to go to school at the age of 5
The British boys and girls go to school since 4,5 - 5, and all school education in Great Britain shares on THREE main steps: Primary School, Sekondary Schol. Further education
ответ: British boys and girls begin to go to school at the age of 5