Question

6+6=10
4+6=6
5+4=4
5+6+4=？

Answer 1

6+6=10 here we take 6 as 5

hence 5+5=10

4+6=6 here we take 4 as 1

hence 1+5=6

5+4=4 here we take 5 as 3

hence 3+1=4

therefore 5+6+4= 9

because we take 5 =3, 6=5, 4=1

THE ANSWER IS 9