Solution

155796

First name
abbie, alice and poppy
School
wycombe high school
Country
Age
13

the following sudoku answers go left to right on each row:
9,8,4,7,1,2,6,3,5
2,1,7,3,6,5,8,9,4
5,6,3,4,8,9,2,1,7
4,5,1,2,9,3,7,6,8
7,3,6,1,5,8,4,2,9
8,2,9,6,4,7,3,5,1
1,9,2,8,7,6,5,4,3
3,7,5,9,2,4,1,8,6
6,4,8,5,3,1,9,7,2