A lot of people who live in the U.K. wouldn’t get most of them answers right.
That is no way a valid test to see if you know about life in the U.K.
It should cover queueing and holding places, the correct order to put jam and cream on a scone (and the pronunciation) and the proper way to make a cup/mug of tea.
The whole thing should then devolve into an argument about each of those processes and you are then allocated your choice of regions to live in based upon your combination of responses, which will be incorrect regardless.
We could throw in the best way to eat a custard slice to weed out the ones who haven't done any research.