No. You cannot gauge your child’s strengths RELATIVE to the schools. Because you don’t really know what the school is looking for. That’s what goes on behind the curtain of the admissions office. So…
Yes. You and your child will very likely get all kinds of surprises on M10.
In the end, your child just puts forward their best applications and self, and you all see what schools (if any) that aligned with by way of those decisions on M10.