A new one for the Bucks "Myths and Legends Sticky", I suspect.
There are always rumours flying in the few weeks between the test and the results, and then the results and allocations.
the mark needed to qualify can change each year, but the statistical smoke and mirrors involved mean that it hasn't changed for years and years. It has been 121 for a very long time.
Above all else, there is no reason to change it. It delivers almost exactly the right number of qualified children for the school places that are available.