A Dalziel High bright spark produced an unexpected answer in a maths level E national test. Work it out yourself.
Question: Trees and bushes are planted round the outside of a site.
2 trees have 3 bushes between them.
3 trees have 6 bushes between them.
4 trees have 9 bushes between them.
Find a rule connecting the number of bushes and the number of trees.
Answer, according to one Motherwell youngster: "The rule is, for trees it goes up one more, for bushes it's the tree timetable."