Well, if I had not gone into the shop at all the values would have been zero across the board, but...
I _did_ go in there and I _did_ spend £52.25 on a shirt and she _did_ misunderstand and she _did_ let the till so the thinking for her to the extent that her employer ended up £22.75 dowb and that's a pretty shocking indictment of our educational system don't you think ?