The 23-year-old, who said she had left school without a maths GCSE, said: "On one of my cards it said I had to find temperatures lower than -8. The numbers I uncovered were -6 and -7 so I thought I had won, and so did the woman in the shop. But when she scanned the card the machine said I hadn't.
"I phoned Camelot and they fobbed me off with some story that -6 is higher - not lower - than -8 but I'm not having it.
Indeed - and some of them manage to get jobs as journalists.
It's funny, until you realise that 15 million is about a quarter of the adult population. OECD published a report stating that Britain (and - more specifically - England) has the highest proportion of unskilled workers in the developed world.
This is despite the fact that most of them have first class honours degrees from some place that used to be a nursery school till Blair upgraded it to university status.