Solution

156275

First name
Anton
School
Brooklands Primary School
Country
Age
10

It is 64 because it is a 2 digit number (not 120 or 8), both of the digts are even (not 18 or 83), 6 is greater tha 4 (not 22 or 46), 4 is not a multiple of 3 (not 86), 4X2 is not =6 (not 42) and 4+6=10 (not 80), thus the answer has to be 64.